1 00:00:00,090 --> 00:00:02,430 The following content is provided under a Creative 2 00:00:02,430 --> 00:00:03,810 Commons license. 3 00:00:03,810 --> 00:00:06,060 Your support will help MIT OpenCourseWare 4 00:00:06,060 --> 00:00:10,150 continue to offer high quality educational resources for free. 5 00:00:10,150 --> 00:00:12,700 To make a donation or to view additional materials 6 00:00:12,700 --> 00:00:16,600 from hundreds of MIT courses, visit MIT OpenCourseWare 7 00:00:16,600 --> 00:00:17,305 at ocw.mit.edu. 8 00:00:39,250 --> 00:00:41,156 ELIZABETH CHOE: Hey guys. 9 00:00:41,156 --> 00:00:47,108 So, these are our special guest lecturers for today. 10 00:00:47,108 --> 00:00:52,068 These are sixth graders from [INAUDIBLE]. 11 00:00:52,068 --> 00:00:55,540 Do you guys want to go ahead and find a table to sit at? 12 00:00:55,540 --> 00:01:24,804 [INAUDIBLE] And everyone will rotate. [INAUDIBLE] 13 00:01:35,220 --> 00:01:37,240 AUDIENCE: Hi. 14 00:01:37,240 --> 00:01:37,890 Music matters. 15 00:01:37,890 --> 00:01:39,070 It really does. 16 00:01:39,070 --> 00:01:40,188 Are you a musician? 17 00:01:40,188 --> 00:01:40,979 GUEST SPEAKER: Yep. 18 00:01:40,979 --> 00:01:41,462 AUDIENCE: What do you play? 19 00:01:41,462 --> 00:01:42,750 GUEST SPEAKER: I play the snare drum, the bass 20 00:01:42,750 --> 00:01:44,720 drum, the tambourine, pretty much all 21 00:01:44,720 --> 00:01:47,258 the percussion instruments. 22 00:01:47,258 --> 00:01:48,224 AUDIENCE: The triangle. 23 00:01:48,224 --> 00:01:50,170 GUEST SPEAKER: Triangle. 24 00:01:50,170 --> 00:01:51,610 AUDIENCE: That's really cool. 25 00:01:51,610 --> 00:01:54,865 ELIZABETH CHOE: All right, guys so, before we get started, 26 00:01:54,865 --> 00:01:58,045 the way this is going to work is we'll 27 00:01:58,045 --> 00:02:03,314 give you five minutes at each station with your consultants. 28 00:02:03,314 --> 00:02:06,130 And during this five minutes-- this 29 00:02:06,130 --> 00:02:09,009 is for the MIT students-- go ahead and introduce yourselves. 30 00:02:09,009 --> 00:02:11,125 Tell them what you study, maybe what year you 31 00:02:11,125 --> 00:02:13,150 are, what you're interested in. 32 00:02:13,150 --> 00:02:15,763 And then, if you feel comfortable showing them 33 00:02:15,763 --> 00:02:18,084 the video pitch that you made last night-- 34 00:02:18,084 --> 00:02:18,709 [LOUD RUMBLING] 35 00:02:18,709 --> 00:02:20,182 PROFESSOR: We have this to deal with, so just 36 00:02:20,182 --> 00:02:21,655 know that's out of our control. 37 00:02:21,655 --> 00:02:23,792 And we're really sorry. 38 00:02:23,792 --> 00:02:25,583 They're doing some construction over there, 39 00:02:25,583 --> 00:02:27,082 and it's going to be a little noisy. 40 00:02:27,082 --> 00:02:28,534 Sorry. 41 00:02:28,534 --> 00:02:30,700 ELIZABETH CHOE: So go ahead and show them your pitch 42 00:02:30,700 --> 00:02:31,025 if you're comfortable with it. 43 00:02:31,025 --> 00:02:33,450 If not, you can just tell them your idea. 44 00:02:33,450 --> 00:02:35,410 And then workshop some of the backup ideas 45 00:02:35,410 --> 00:02:37,880 that you thought about last night. 46 00:02:37,880 --> 00:02:39,570 And the Cummings Middle School students 47 00:02:39,570 --> 00:02:42,110 know exactly what criteria you're looking for, right? 48 00:02:42,110 --> 00:02:45,300 So you can use the rubrics that we gave you. 49 00:02:45,300 --> 00:02:46,950 And at the end of the five minutes, 50 00:02:46,950 --> 00:02:49,650 we're going to have the MIT students rotate. 51 00:02:49,650 --> 00:02:53,470 So Nathan, you'll go to the back. 52 00:02:53,470 --> 00:02:54,990 Paul, you'll scoot here. 53 00:02:54,990 --> 00:02:55,820 Everyone will just shift that way. 54 00:02:55,820 --> 00:02:57,194 Does that make sense to everyone? 55 00:02:57,194 --> 00:03:00,236 We'll try it out for the first time. 56 00:03:00,236 --> 00:03:01,736 And if anyone has any questions, you 57 00:03:01,736 --> 00:03:03,694 can always come talk to one of the instructors. 58 00:03:03,694 --> 00:03:04,548 OK? 59 00:03:04,548 --> 00:03:06,256 PROFESSOR: Does anyone have any questions 60 00:03:06,256 --> 00:03:09,550 about how this is going to work before we get started, 61 00:03:09,550 --> 00:03:10,703 or what your job is? 62 00:03:10,703 --> 00:03:15,025 Does anyone have a question about that, either? 63 00:03:15,025 --> 00:03:16,525 Your job, it's a very important job. 64 00:03:16,525 --> 00:03:18,124 You're critics, right? 65 00:03:18,124 --> 00:03:23,980 All right, then it looks like everyone knows what to do. 66 00:03:23,980 --> 00:03:26,908 ELIZABETH CHOE: So, I will go ahead and start the timer 67 00:03:26,908 --> 00:03:28,372 for the first five minutes. 68 00:03:28,372 --> 00:03:31,642 And if at any point you have a question about what you're 69 00:03:31,642 --> 00:03:33,142 doing or just a clarification thing, 70 00:03:33,142 --> 00:03:34,308 you can come find one of us. 71 00:03:37,831 --> 00:03:38,330 Have fun. 72 00:03:40,940 --> 00:03:43,590 AUDIENCE: So, introduction, I study computer science. 73 00:03:43,590 --> 00:03:45,140 Anyone know what that is? 74 00:03:45,140 --> 00:03:47,830 It's kind of like programming kind of stuff. 75 00:03:47,830 --> 00:03:51,176 And so, the kind of stuff I like to do is I make games. 76 00:03:51,176 --> 00:03:53,400 So this is kind of like [INAUDIBLE]. 77 00:03:53,400 --> 00:03:55,563 It's kind of like Fruit Ninja. 78 00:03:55,563 --> 00:03:58,340 Have you ever heard of Fruit Ninja? 79 00:03:58,340 --> 00:04:01,340 Except, because snowing today, you'd slash the snowflakes. 80 00:04:01,340 --> 00:04:03,935 It's kind of the same, but this time you get a lot of combos. 81 00:04:03,935 --> 00:04:07,770 And if you slash the red one, you lose time and lose points. 82 00:04:07,770 --> 00:04:10,110 And you eventually lose the game. 83 00:04:10,110 --> 00:04:11,920 That's the kinds of things I do. 84 00:04:11,920 --> 00:04:12,710 GUEST SPEAKER: Did you make that? 85 00:04:12,710 --> 00:04:13,335 AUDIENCE: Yeah. 86 00:04:13,335 --> 00:04:14,070 I made that. 87 00:04:14,070 --> 00:04:14,820 GUEST SPEAKER: Oh. 88 00:04:14,820 --> 00:04:15,530 I didn't-- 89 00:04:15,530 --> 00:04:17,529 GUEST SPEAKER: I've got Fruit Ninja on my phone. 90 00:04:17,529 --> 00:04:18,829 AUDIENCE: It's kind of like Fruit Ninja 91 00:04:18,829 --> 00:04:20,630 except don't slash the red snowflakes. 92 00:04:20,630 --> 00:04:22,355 And it's OK if the snowflakes fall off. 93 00:04:22,355 --> 00:04:24,680 Oh, and the blue ones give you these mega explosions. 94 00:04:24,680 --> 00:04:25,430 GUEST SPEAKER: Oh. 95 00:04:25,430 --> 00:04:27,060 That's so cool. 96 00:04:27,060 --> 00:04:27,840 AUDIENCE: Yeah. 97 00:04:27,840 --> 00:04:29,840 So I have this idea. 98 00:04:29,840 --> 00:04:31,754 It's just, without programming, how 99 00:04:31,754 --> 00:04:32,920 can you make computer games? 100 00:04:32,920 --> 00:04:36,750 That's what I was thinking of off my head. 101 00:04:36,750 --> 00:04:39,132 What do you think of that? 102 00:04:39,132 --> 00:04:40,298 GUEST SPEAKER: I don't know. 103 00:04:43,790 --> 00:04:46,097 AUDIENCE: Do you play games a lot on your phone? 104 00:04:46,097 --> 00:04:46,930 GUEST SPEAKER: Yeah. 105 00:04:46,930 --> 00:04:47,880 GUEST SPEAKER: Oh yeah. 106 00:04:47,880 --> 00:04:49,171 AUDIENCE: What's your favorite? 107 00:04:51,986 --> 00:04:53,486 GUEST SPEAKER: I like a lot of them. 108 00:04:53,486 --> 00:04:54,970 Plus social media. 109 00:04:54,970 --> 00:04:56,672 AUDIENCE: Ah, social media. 110 00:04:56,672 --> 00:04:57,620 GUEST SPEAKER: Yeah, that kind of thing. 111 00:04:57,620 --> 00:04:59,430 GUEST SPEAKER: I don't really have a favorite. 112 00:04:59,430 --> 00:05:00,263 AUDIENCE: Oh, I see. 113 00:05:00,263 --> 00:05:03,101 GUEST SPEAKER: I play Madden Mobile and Clash of Clans. 114 00:05:03,101 --> 00:05:04,345 AUDIENCE: Ah, Clash of Clans. 115 00:05:04,345 --> 00:05:04,970 Yes. 116 00:05:04,970 --> 00:05:06,920 Totally addictive. 117 00:05:06,920 --> 00:05:08,640 Yeah, so it'll probably be about, 118 00:05:08,640 --> 00:05:11,142 like, how can you come up ideas to make games? 119 00:05:11,142 --> 00:05:13,600 Because, honestly, the people who are trying to make games, 120 00:05:13,600 --> 00:05:16,137 I'm probably not as smart as any one of them. 121 00:05:16,137 --> 00:05:16,970 GUEST SPEAKER: Yeah. 122 00:05:16,970 --> 00:05:17,830 AUDIENCE: Because you play the games. 123 00:05:17,830 --> 00:05:19,310 You know what people like to play. 124 00:05:19,310 --> 00:05:21,775 And it's not me, it's you. 125 00:05:21,775 --> 00:05:23,095 You know what you like to play. 126 00:05:23,095 --> 00:05:27,780 So if you could make the games that people of all ages 127 00:05:27,780 --> 00:05:30,046 could play, that would be great, great right? 128 00:05:30,046 --> 00:05:30,800 Yeah. 129 00:05:30,800 --> 00:05:35,180 OK, well, just another curious-cat question. 130 00:05:35,180 --> 00:05:37,414 Do you know what a hacker is? 131 00:05:37,414 --> 00:05:38,290 GUEST SPEAKER: What? 132 00:05:38,290 --> 00:05:38,840 AUDIENCE: No? 133 00:05:38,840 --> 00:05:39,507 Hacker? 134 00:05:39,507 --> 00:05:40,590 GUEST SPEAKER: Oh, hacker? 135 00:05:40,590 --> 00:05:41,470 AUDIENCE: Yeah, hacker. 136 00:05:41,470 --> 00:05:42,470 GUEST SPEAKER: Oh, yeah. 137 00:05:42,470 --> 00:05:47,750 Someone who has to invade the firewall thingy. 138 00:05:47,750 --> 00:05:49,730 Or get through the security bars. 139 00:05:49,730 --> 00:05:50,720 AUDIENCE: Yeah. 140 00:05:50,720 --> 00:05:54,170 Would you want to know about what is a hacker 141 00:05:54,170 --> 00:05:55,282 and what they do? 142 00:05:55,282 --> 00:05:56,146 GUEST SPEAKER: No, I don't want to. 143 00:05:56,146 --> 00:05:56,580 AUDIENCE: No. 144 00:05:56,580 --> 00:05:57,080 OK. 145 00:05:57,080 --> 00:05:58,720 Then let's just scrap that. 146 00:05:58,720 --> 00:06:00,270 How about a curious question. 147 00:06:00,270 --> 00:06:01,726 Everyone knows Google, right? 148 00:06:01,726 --> 00:06:02,559 GUEST SPEAKER: Yeah. 149 00:06:02,559 --> 00:06:04,152 AUDIENCE: But what do they do? 150 00:06:04,152 --> 00:06:06,120 GUEST SPEAKER: Search engine? 151 00:06:06,120 --> 00:06:08,640 AUDIENCE: OK, yeah. 152 00:06:08,640 --> 00:06:12,780 And then, what does that make them? 153 00:06:12,780 --> 00:06:15,562 How are they so important in our lives? 154 00:06:15,562 --> 00:06:18,032 GUEST SPEAKER: Well, because, when we do our homework, 155 00:06:18,032 --> 00:06:19,490 we kind of look up on Google a lot. 156 00:06:19,490 --> 00:06:20,913 Like to [INAUDIBLE] stuff. 157 00:06:20,913 --> 00:06:21,454 Like history. 158 00:06:21,454 --> 00:06:21,995 AUDIENCE: OK. 159 00:06:21,995 --> 00:06:22,927 Cool, cool. 160 00:06:22,927 --> 00:06:23,885 GUEST SPEAKER: Helpful. 161 00:06:23,885 --> 00:06:24,410 Very helpful 162 00:06:24,410 --> 00:06:26,830 AUDIENCE: Yeah, OK. 163 00:06:26,830 --> 00:06:29,498 You can also ask Siri on your phone or something, 164 00:06:29,498 --> 00:06:33,490 like your little button. 165 00:06:33,490 --> 00:06:35,340 I'm actually not from the US, I'm 166 00:06:35,340 --> 00:06:39,347 actually from a little country in Asia called Singapore. 167 00:06:39,347 --> 00:06:40,180 So I'm just curious. 168 00:06:40,180 --> 00:06:42,904 Do you all study programming at your age? 169 00:06:42,904 --> 00:06:43,800 Like any kinds? 170 00:06:43,800 --> 00:06:44,652 GUEST SPEAKER: No. 171 00:06:44,652 --> 00:06:45,360 AUDIENCE: Oh, OK. 172 00:06:45,360 --> 00:06:46,150 Me, neither. 173 00:06:46,150 --> 00:06:48,710 I have never studied programming until I came to university. 174 00:06:48,710 --> 00:06:50,250 GUEST SPEAKER: Yeah. 175 00:06:50,250 --> 00:06:56,830 PROFESSOR: So what do you think programmers do? 176 00:06:56,830 --> 00:06:59,170 GUEST SPEAKER: They create things? 177 00:06:59,170 --> 00:07:01,761 GUEST SPEAKER: Yeah, they help build games and code and stuff. 178 00:07:01,761 --> 00:07:04,010 AUDIENCE: If you were to be curious about a programmer 179 00:07:04,010 --> 00:07:08,094 or what can he do, what would interest you, games? 180 00:07:08,094 --> 00:07:11,082 What else? 181 00:07:11,082 --> 00:07:13,074 Anything else? 182 00:07:13,074 --> 00:07:16,062 I pretty much just play games. 183 00:07:16,062 --> 00:07:20,582 I can't call on mine, because it's an iPod. 184 00:07:20,582 --> 00:07:21,540 I don't have an iPhone. 185 00:07:21,540 --> 00:07:22,409 I only have an iPod. 186 00:07:22,409 --> 00:07:23,034 AUDIENCE: Yeah. 187 00:07:23,034 --> 00:07:24,528 ELIZABETH CHOE: All right, you have 188 00:07:24,528 --> 00:07:26,111 two more minutes with your consultants 189 00:07:26,111 --> 00:07:27,550 before we move tables. 190 00:07:27,550 --> 00:07:30,640 AUDIENCE: So out of the random ideas I threw at you, 191 00:07:30,640 --> 00:07:33,430 which one would you be interested 192 00:07:33,430 --> 00:07:36,642 in in a possible video? 193 00:07:36,642 --> 00:07:38,868 GUEST SPEAKER: Football games, pretty much. 194 00:07:38,868 --> 00:07:39,909 AUDIENCE: Football games. 195 00:07:39,909 --> 00:07:40,514 OK. 196 00:07:40,514 --> 00:07:41,722 GUEST SPEAKER: I'd say, yeah. 197 00:07:44,386 --> 00:07:45,838 GUEST SPEAKER: I don't know. 198 00:07:45,838 --> 00:07:50,160 I think something that has to do with. 199 00:07:50,160 --> 00:07:52,320 What's the nearest thing you have 200 00:07:52,320 --> 00:07:56,390 in your mind that always nags you about computers, I guess? 201 00:07:56,390 --> 00:07:57,765 GUEST SPEAKER: It slow sometimes. 202 00:07:57,765 --> 00:07:58,260 GUEST SPEAKER: It takes too long. 203 00:07:58,260 --> 00:07:58,670 AUDIENCE: It's too slow. 204 00:07:58,670 --> 00:07:59,950 GUEST SPEAKER: Yeah, too slow. 205 00:07:59,950 --> 00:08:02,480 GUEST SPEAKER: Like, even when you have Wi-Fi in range 206 00:08:02,480 --> 00:08:05,430 and you're near the router, it's always really slow. 207 00:08:05,430 --> 00:08:06,510 AUDIENCE: Oh, OK. 208 00:08:06,510 --> 00:08:08,960 GUEST SPEAKER: Oh yeah, and Wi-Fi. 209 00:08:08,960 --> 00:08:13,000 When I'm in my car, I can't play on the antenna and stuff. 210 00:08:13,000 --> 00:08:15,947 I can play games that don't need antenna. 211 00:08:20,348 --> 00:08:21,388 I don't like Wi-Fi. 212 00:08:21,388 --> 00:08:23,304 They should have built-in Wi-Fi on everything. 213 00:08:23,304 --> 00:08:25,880 So that would be cool. 214 00:08:28,700 --> 00:08:29,840 AUDIENCE: OK. 215 00:08:29,840 --> 00:08:30,752 You know Pixar. 216 00:08:30,752 --> 00:08:31,585 You like the movies? 217 00:08:31,585 --> 00:08:32,580 GUEST SPEAKER: Yeah. 218 00:08:32,580 --> 00:08:34,871 AUDIENCE: I love The Incredibles But that's really old, 219 00:08:34,871 --> 00:08:37,700 but I still love it. 220 00:08:37,700 --> 00:08:40,419 And have you ever wondered how they do it? 221 00:08:40,419 --> 00:08:42,537 It kind of looks different from the normal-- 222 00:08:42,537 --> 00:08:43,370 GUEST SPEAKER: Yeah. 223 00:08:43,370 --> 00:08:46,850 AUDIENCE: Yeah, so they actually use some computer software 224 00:08:46,850 --> 00:08:47,350 to do it. 225 00:08:47,350 --> 00:08:50,902 It's called 3D animation, like three-dimensional. 226 00:08:50,902 --> 00:08:52,280 Is that interesting? 227 00:08:52,280 --> 00:08:54,734 GUEST SPEAKER: Yeah, I would be interested in that. 228 00:08:54,734 --> 00:08:57,192 AUDIENCE: Yeah, like how do you draw, but on the computers? 229 00:08:57,192 --> 00:08:58,566 GUEST SPEAKER: Yeah, like do they 230 00:08:58,566 --> 00:09:00,980 have to draw all the little pictures of every movement? 231 00:09:00,980 --> 00:09:02,188 AUDIENCE: Ah, that's the key. 232 00:09:02,188 --> 00:09:03,397 No, actually the answer's no. 233 00:09:03,397 --> 00:09:04,980 GUEST SPEAKER: Oh, I thought they did. 234 00:09:04,980 --> 00:09:06,630 AUDIENCE: It's pretty cool, right? 235 00:09:06,630 --> 00:09:10,470 What they do is they make a teddy bear in the computer, 236 00:09:10,470 --> 00:09:12,107 or some kind of 3D image of it. 237 00:09:12,107 --> 00:09:12,940 GUEST SPEAKER: Yeah. 238 00:09:12,940 --> 00:09:15,380 AUDIENCE: And they put bones in. 239 00:09:15,380 --> 00:09:18,250 Just like how you put bones in humans that he was programming, 240 00:09:18,250 --> 00:09:20,140 you put logical bones. 241 00:09:20,140 --> 00:09:21,520 And then you can shift the bones, 242 00:09:21,520 --> 00:09:22,810 and they're like puppets, you know? 243 00:09:22,810 --> 00:09:23,210 GUEST SPEAKER: Yeah. 244 00:09:23,210 --> 00:09:24,043 GUEST SPEAKER: Yeah. 245 00:09:24,043 --> 00:09:26,468 This is kind of like what they do all the time. 246 00:09:26,468 --> 00:09:29,093 ELIZABETH CHOE: All right, guys, let's go ahead and shift over. 247 00:09:29,093 --> 00:09:31,352 AUDIENCE: OK, so which one of the ideas-- 248 00:09:31,352 --> 00:09:32,810 GUEST SPEAKER: I like the last one. 249 00:09:32,810 --> 00:09:33,530 AUDIENCE: The last one. 250 00:09:33,530 --> 00:09:33,993 GUEST SPEAKER: Yeah. 251 00:09:33,993 --> 00:09:34,456 GUEST SPEAKER: Yeah. 252 00:09:34,456 --> 00:09:34,920 GUEST SPEAKER: Yes. 253 00:09:34,920 --> 00:09:36,253 AUDIENCE: The last one the most? 254 00:09:36,253 --> 00:09:37,210 All right. 255 00:09:37,210 --> 00:09:39,505 Thank you, guys, you're so amazing. 256 00:09:39,505 --> 00:09:40,005 OK. 257 00:09:42,831 --> 00:09:43,997 NATHAN: What are your names? 258 00:09:43,997 --> 00:09:45,494 RONALD: I'm Ronald. 259 00:09:45,494 --> 00:09:46,991 RONALD: And I'm Michael. 260 00:09:46,991 --> 00:09:49,486 SARI: I'm going to sit in with you guys, too. 261 00:09:49,486 --> 00:09:50,484 My name's Sari. 262 00:09:50,484 --> 00:09:51,481 RONALD: Hi. 263 00:09:51,481 --> 00:09:51,981 SARI: Hi. 264 00:09:51,981 --> 00:09:54,650 NATHAN: I'm Nathan. 265 00:09:54,650 --> 00:09:59,710 I study something that's a mix of chemical engineering 266 00:09:59,710 --> 00:10:00,668 and geology. 267 00:10:00,668 --> 00:10:01,334 RONALD: Geology? 268 00:10:01,334 --> 00:10:01,834 NATHAN: Mhm. 269 00:10:05,320 --> 00:10:07,320 I'm a second year. 270 00:10:07,320 --> 00:10:10,200 I have two ideas. 271 00:10:10,200 --> 00:10:13,160 It looks like my main idea has been scrapped at this point, 272 00:10:13,160 --> 00:10:15,790 but I'll still mention it to you in case one of you 273 00:10:15,790 --> 00:10:18,967 is fervently interested in it. 274 00:10:18,967 --> 00:10:20,800 I was interested in possibly doing something 275 00:10:20,800 --> 00:10:24,970 on how and why fruit decomposes. 276 00:10:24,970 --> 00:10:28,070 But I guess my backup idea is a bit more interesting 277 00:10:28,070 --> 00:10:32,842 to most people, which is how you can tell 278 00:10:32,842 --> 00:10:36,810 if there is magma lava under a surface 279 00:10:36,810 --> 00:10:39,090 and how you can detect and map it. 280 00:10:39,090 --> 00:10:40,590 And then you might be able to say oh 281 00:10:40,590 --> 00:10:43,530 is this place in this scope having some sort of eruption 282 00:10:43,530 --> 00:10:46,990 at some point or not. 283 00:10:46,990 --> 00:10:50,210 So I have to work on the hook. 284 00:10:50,210 --> 00:10:52,804 But I don't know. 285 00:10:52,804 --> 00:10:53,970 I wanna hear from listeners. 286 00:10:53,970 --> 00:10:54,305 SARI: Which one of those ideas do 287 00:10:54,305 --> 00:10:56,352 you think is more interesting? 288 00:10:56,352 --> 00:10:59,240 MICHAEL: What was the first one? 289 00:10:59,240 --> 00:11:01,532 NATHAN: How and why food rots and decomposes. 290 00:11:04,364 --> 00:11:06,252 MICHAEL: I would probably do the lava stuff. 291 00:11:06,252 --> 00:11:07,196 NATHAN: Yeah. 292 00:11:07,196 --> 00:11:08,919 MICHAEL: It's more cool. 293 00:11:08,919 --> 00:11:09,460 NATHAN: Yeah. 294 00:11:09,460 --> 00:11:12,120 RONALD: You could save lives. 295 00:11:12,120 --> 00:11:13,960 NATHAN: Yeah. 296 00:11:13,960 --> 00:11:17,482 So I don't know exactly what to say about that. 297 00:11:20,820 --> 00:11:22,385 SARI: What would you be expecting? 298 00:11:22,385 --> 00:11:25,170 If you wanted to watch a video about lava, 299 00:11:25,170 --> 00:11:28,523 what would you want to be? 300 00:11:28,523 --> 00:11:31,397 RONALD: A diagram of the Earth, probably. 301 00:11:31,397 --> 00:11:32,355 NATHAN: OK. 302 00:11:32,355 --> 00:11:35,708 MICHAEL: And have the lithosphere and asthenosphere 303 00:11:35,708 --> 00:11:37,230 and the layers. 304 00:11:37,230 --> 00:11:40,750 And then having probably, like you 305 00:11:40,750 --> 00:11:46,262 said how you can detect if there's lava under a surface, 306 00:11:46,262 --> 00:11:47,970 probably having a place that already does 307 00:11:47,970 --> 00:11:49,500 have lava under the surface. 308 00:11:49,500 --> 00:11:53,919 And like showing the magma chamber, and then stuff. 309 00:11:58,550 --> 00:12:00,348 SARI: It sounds like you guys have already 310 00:12:00,348 --> 00:12:02,980 done a unit on volcanoes pretty recently. 311 00:12:02,980 --> 00:12:06,040 Is there any questions that you still 312 00:12:06,040 --> 00:12:09,078 have after that that you might want to have answered? 313 00:12:09,078 --> 00:12:12,982 Like, really cool facts about volcanoes, or things like that? 314 00:12:12,982 --> 00:12:16,886 I know it's kind of a hard question to answer. 315 00:12:20,790 --> 00:12:23,467 Or the coolest part of the it unit that you remember? 316 00:12:23,467 --> 00:12:24,342 RONALD: How it looks. 317 00:12:24,342 --> 00:12:28,044 I've seen videos of volcanoes erupting at night, 318 00:12:28,044 --> 00:12:29,012 and that was pretty. 319 00:12:31,920 --> 00:12:38,330 MICHAEL: The question I have-- there's some volcanoes that 320 00:12:38,330 --> 00:12:40,190 are big but they have small eruptions, 321 00:12:40,190 --> 00:12:41,680 and then they do a big one. 322 00:12:41,680 --> 00:12:45,443 And then there's other volcanoes that just have huge eruptions 323 00:12:45,443 --> 00:12:47,910 every time they go. 324 00:12:47,910 --> 00:12:52,630 Why would some volcanoes have big eruptions and some 325 00:12:52,630 --> 00:12:55,430 have small, small and then a big eruption? 326 00:12:55,430 --> 00:13:01,289 NATHAN: All right, so, here's what I would say. 327 00:13:01,289 --> 00:13:03,330 Of the volcanoes that can have smaller eruptions, 328 00:13:03,330 --> 00:13:05,660 it's actually based a lot on what 329 00:13:05,660 --> 00:13:11,570 the makeup of the lava from the volcano is. 330 00:13:11,570 --> 00:13:16,624 I don't know if you covered the difference between andesitic 331 00:13:16,624 --> 00:13:20,430 and [INAUDIBLE] volcanoes. 332 00:13:20,430 --> 00:13:24,360 Basically, glass is made of something 333 00:13:24,360 --> 00:13:26,480 called silicon, silicate. 334 00:13:29,980 --> 00:13:32,580 It's an element, and volcanoes that 335 00:13:32,580 --> 00:13:39,540 have a lot more silica in it tend to be a little less dense. 336 00:13:39,540 --> 00:13:44,220 And ones that have lower content are a lot heavier, the magma. 337 00:13:44,220 --> 00:13:46,470 And so, as you might expect, the ones 338 00:13:46,470 --> 00:13:48,839 that are heavier, when they erupt, 339 00:13:48,839 --> 00:13:50,380 it doesn't just shoot out everywhere. 340 00:13:50,380 --> 00:13:53,420 It just kind of bubbles over the side and it's more viscous 341 00:13:53,420 --> 00:13:55,340 and it flows slowly. 342 00:13:55,340 --> 00:13:57,700 And so those ones often will be the ones, 343 00:13:57,700 --> 00:14:02,386 like the big mountains that kind of spread out this way a lot. 344 00:14:02,386 --> 00:14:04,010 MICHAEL: Sort of like a shield volcano? 345 00:14:04,010 --> 00:14:04,745 NATHAN: Yeah. 346 00:14:04,745 --> 00:14:06,565 Those are the shield volcanoes. 347 00:14:06,565 --> 00:14:08,890 And so the lava type causes it to have 348 00:14:08,890 --> 00:14:11,150 a lot more smaller eruptions, because it takes a lot 349 00:14:11,150 --> 00:14:13,700 and build up of fresh air if you want to have 350 00:14:13,700 --> 00:14:15,782 a big eruption from that. 351 00:14:15,782 --> 00:14:18,240 Whereas, when you have a higher silica content, which means 352 00:14:18,240 --> 00:14:21,182 it weighs less, it's going to explode more. 353 00:14:21,182 --> 00:14:26,490 And it's going to have more violent eruptions. 354 00:14:26,490 --> 00:14:31,800 And there's other factors as well, like water content. 355 00:14:31,800 --> 00:14:34,956 And at what depth the magma chamber underneath the volcano 356 00:14:34,956 --> 00:14:35,455 is. 357 00:14:39,726 --> 00:14:41,694 RONALD: Yeah. 358 00:14:41,694 --> 00:14:42,678 Another question. 359 00:14:42,678 --> 00:14:44,154 Let me see. 360 00:14:44,154 --> 00:14:46,122 MICHAEL: If you don't have one, I have one. 361 00:14:46,122 --> 00:14:46,614 RONALD: All right. 362 00:14:46,614 --> 00:14:49,114 ELIZABETH CHOE: All right, guys, let's rotate one more time. 363 00:14:49,114 --> 00:14:56,085 MICHAEL: The amount of-- which one was dormant for a long time 364 00:14:56,085 --> 00:14:57,930 and then blew it's top and it was crazy? 365 00:14:57,930 --> 00:14:58,422 NATHAN: Mount Saint Helens? 366 00:14:58,422 --> 00:14:58,668 MICHAEL: Yes. 367 00:14:58,668 --> 00:14:59,209 RONALD: Yeah. 368 00:15:06,570 --> 00:15:08,740 MICHAEL: If volcanoes are dormant for a longer 369 00:15:08,740 --> 00:15:10,700 period, when they erupt, will they 370 00:15:10,700 --> 00:15:15,740 have a violenter eruption than ones that are dormant shorter? 371 00:15:15,740 --> 00:15:20,210 I can't actually answer that question. 372 00:15:20,210 --> 00:15:25,354 I know what causes volcanoes to go more dormant, what 373 00:15:25,354 --> 00:15:26,520 might make them not dormant. 374 00:15:26,520 --> 00:15:29,645 But I can't really say if that would effect it. 375 00:15:29,645 --> 00:15:31,770 AUDIENCE: One thing about math that you have really 376 00:15:31,770 --> 00:15:33,370 enjoyed or really hated. 377 00:15:33,370 --> 00:15:36,362 Or two things. 378 00:15:36,362 --> 00:15:37,811 So we'll start. 379 00:15:37,811 --> 00:15:39,740 Go left to right. 380 00:15:39,740 --> 00:15:41,240 BRIAN: Wait, what did you say again? 381 00:15:41,240 --> 00:15:44,796 AUDIENCE: So name, favorite subject, and things about math 382 00:15:44,796 --> 00:15:47,675 that you you have really loved or really hated. 383 00:15:47,675 --> 00:15:48,175 BRIAN: OK. 384 00:15:48,175 --> 00:15:50,155 My name is Brian. 385 00:15:50,155 --> 00:15:55,105 My favorite subject is gym. 386 00:15:55,105 --> 00:16:02,035 And I hate math, because it's boring. 387 00:16:02,035 --> 00:16:04,040 AUDIENCE: OK. 388 00:16:04,040 --> 00:16:07,730 Actually, I guess it's a kind of new direction, 389 00:16:07,730 --> 00:16:11,970 but a lot of people are actually studying the math of sports. 390 00:16:11,970 --> 00:16:15,010 So they go out and do really weird things with sports, 391 00:16:15,010 --> 00:16:19,830 like throwing basketballs at, like, 392 00:16:19,830 --> 00:16:24,480 places where you shoot an arrow, and they do math with it. 393 00:16:24,480 --> 00:16:27,940 So that's kind of a connection, gym and math 394 00:16:27,940 --> 00:16:30,940 getting closer together. 395 00:16:30,940 --> 00:16:33,068 MATT: My name's Matt. 396 00:16:33,068 --> 00:16:36,940 I like math. 397 00:16:36,940 --> 00:16:39,960 You hear that, Brian? 398 00:16:39,960 --> 00:16:43,900 And what was the third thing that I have to say? 399 00:16:43,900 --> 00:16:48,980 AUDIENCE: Some things that you really enjoyed it about it. 400 00:16:48,980 --> 00:16:53,550 MATT: I enjoy solving variables and equations 401 00:16:53,550 --> 00:16:56,548 and graphing things. 402 00:16:56,548 --> 00:16:57,522 That's good. 403 00:16:57,522 --> 00:16:59,457 AUDIENCE: You're ready for high school. 404 00:16:59,457 --> 00:16:59,957 MATT: Burn. 405 00:17:02,890 --> 00:17:07,845 JOHN: My name is John, and my favorite subject is-- 406 00:17:07,845 --> 00:17:09,339 MATT: History. 407 00:17:09,339 --> 00:17:10,833 JOHN: History. 408 00:17:10,833 --> 00:17:16,410 And I personally do not like math. 409 00:17:16,410 --> 00:17:18,498 MATT: Hi, guys. 410 00:17:18,498 --> 00:17:21,432 JOHN: What? 411 00:17:21,432 --> 00:17:24,855 If I had to say what I like about it, 412 00:17:24,855 --> 00:17:29,760 I'm really into fractions, kind of. 413 00:17:29,760 --> 00:17:32,569 I just like the idea. 414 00:17:32,569 --> 00:17:33,110 AUDIENCE: OK. 415 00:17:33,110 --> 00:17:36,380 Do you know what about the idea? 416 00:17:36,380 --> 00:17:38,850 I've never heard anybody say I like the idea of fractions, 417 00:17:38,850 --> 00:17:42,106 so that's really interesting to me. 418 00:17:42,106 --> 00:17:45,489 JOHN: Like, things like this table being broken up 419 00:17:45,489 --> 00:17:48,870 into thousands of pieces. 420 00:17:48,870 --> 00:17:50,330 I don't know. 421 00:17:50,330 --> 00:17:52,310 AUDIENCE: Now, really wacky things 422 00:17:52,310 --> 00:17:54,900 that mathematicians do later on is 423 00:17:54,900 --> 00:17:57,840 that they don't just break the table into a thousand pieces. 424 00:17:57,840 --> 00:17:58,730 That's too easy. 425 00:17:58,730 --> 00:18:01,810 They break it into an infinite number of pieces. 426 00:18:01,810 --> 00:18:04,940 And then they see what they can do with that. 427 00:18:04,940 --> 00:18:08,680 And, kind of related to that, mathematicians 428 00:18:08,680 --> 00:18:11,190 have proved that you can take a ball. 429 00:18:11,190 --> 00:18:14,490 You know, just volume one. 430 00:18:14,490 --> 00:18:15,920 One-gallon ball. 431 00:18:15,920 --> 00:18:18,700 And you can cut it in such a way that you 432 00:18:18,700 --> 00:18:21,035 can make two one-gallon balls. 433 00:18:21,035 --> 00:18:26,244 So you can make two out of one using math. 434 00:18:26,244 --> 00:18:26,994 JOHN: That's cool. 435 00:18:26,994 --> 00:18:29,595 AUDIENCE: So that's some other idea. 436 00:18:29,595 --> 00:18:31,095 MATT: You like math now, boys? 437 00:18:35,280 --> 00:18:37,420 AUDIENCE: I mean, if you think about it, 438 00:18:37,420 --> 00:18:39,480 math people do really cool things. 439 00:18:39,480 --> 00:18:42,730 There was a study once where they analyzed the language 440 00:18:42,730 --> 00:18:45,212 of King George and Kanye West. 441 00:18:45,212 --> 00:18:46,170 And they compared them. 442 00:18:46,170 --> 00:18:49,214 And this was an actual study, like they put time into it. 443 00:18:49,214 --> 00:18:50,630 So I thought that was pretty cool. 444 00:18:50,630 --> 00:18:55,790 But anyway, that's not what my pitch is about. 445 00:18:55,790 --> 00:18:57,170 And I'll just say it real quick. 446 00:18:57,170 --> 00:19:00,740 Not going to show the video, because the sound is terrible. 447 00:19:00,740 --> 00:19:03,340 What I want to talk about in this video is just 448 00:19:03,340 --> 00:19:05,960 the question of is math real and true? 449 00:19:05,960 --> 00:19:11,140 Because what mathematicians learned in the 20th century, 450 00:19:11,140 --> 00:19:13,710 there was a young man named Kurt Godel who proved that-- 451 00:19:13,710 --> 00:19:15,293 ELIZABETH CHOE: One more minute, guys, 452 00:19:15,293 --> 00:19:15,605 before we need to switch again. 453 00:19:15,605 --> 00:19:18,390 AUDIENCE: --you can never prove if math is true or not. 454 00:19:18,390 --> 00:19:22,960 So the arithmetic we learned in school, 455 00:19:22,960 --> 00:19:27,930 we think it's true, because it's worked, but it may not be. 456 00:19:27,930 --> 00:19:29,460 There's no way to say for sure. 457 00:19:29,460 --> 00:19:31,490 MATT: Wait, is Kurt Colonel the guy 458 00:19:31,490 --> 00:19:33,970 who made Kentucky Fried Chicken? 459 00:19:33,970 --> 00:19:36,550 No, it's Kurt Godel. 460 00:19:36,550 --> 00:19:37,144 MATT: Oh. 461 00:19:37,144 --> 00:19:38,560 AUDIENCE: I mean, I think it would 462 00:19:38,560 --> 00:19:41,167 be really cool if he did math and Kentucky Fried Chicken. 463 00:19:41,167 --> 00:19:42,125 That would be the best. 464 00:19:42,125 --> 00:19:46,240 MATT: On Family Guy, he went to Kentucky to get chicken. 465 00:19:46,240 --> 00:19:49,940 And he's like, is whatever his name is that sounded 466 00:19:49,940 --> 00:19:51,140 like what you said. 467 00:19:51,140 --> 00:19:53,070 And he's like no, he's dead. 468 00:19:53,070 --> 00:19:55,370 And he's like the something. 469 00:19:55,370 --> 00:19:57,014 It was so funny. 470 00:19:57,014 --> 00:19:58,680 AUDIENCE: I'll have to look and see now. 471 00:19:58,680 --> 00:20:01,724 Did any mathematicians open fast food chains? 472 00:20:01,724 --> 00:20:03,390 That's probably an interesting question. 473 00:20:03,390 --> 00:20:05,480 I don't think anyone's asked it before. 474 00:20:05,480 --> 00:20:09,770 But, that said, any thoughts on the idea? 475 00:20:09,770 --> 00:20:13,312 I'll get a thumbs up, thumbs down, or thumbs middle. 476 00:20:13,312 --> 00:20:14,270 ELIZABETH CHOE: Rotate. 477 00:20:17,924 --> 00:20:19,380 AUDIENCE: All right. 478 00:20:19,380 --> 00:20:20,050 Thanks, guys. 479 00:20:20,050 --> 00:20:26,290 It was nice meeting you and enjoy playing or not playing. 480 00:20:26,290 --> 00:20:28,547 AUDIENCE: I want an aha moment, a eureka. 481 00:20:28,547 --> 00:20:30,880 PROFESSOR: I think you want to get away from instruction 482 00:20:30,880 --> 00:20:32,780 and more of concept. 483 00:20:32,780 --> 00:20:33,710 Right? 484 00:20:33,710 --> 00:20:35,970 So see if you can think of a little narrower focus 485 00:20:35,970 --> 00:20:38,100 than in these big, big, big concepts. 486 00:20:38,100 --> 00:20:41,170 And that might help you with your next group. 487 00:20:41,170 --> 00:20:43,810 GUEST SPEAKER: So some of them are pretty similar, 488 00:20:43,810 --> 00:20:45,284 like the robots? 489 00:20:45,284 --> 00:20:45,950 PROFESSOR: Yeah. 490 00:20:45,950 --> 00:20:47,780 So we're teaching them. 491 00:20:50,436 --> 00:20:52,810 They're scientists, and we're teaching them how to make-- 492 00:20:52,810 --> 00:20:54,310 have you ever looked on cool videos? 493 00:20:54,310 --> 00:20:57,300 Have you seen Charlie the Unicorn, or you've seen-- 494 00:20:57,300 --> 00:20:58,180 GUEST SPEAKER: Oh, I've seen Charlie the Unicorn. 495 00:20:58,180 --> 00:20:59,471 PROFESSOR: Charlie the Unicorn. 496 00:20:59,471 --> 00:21:03,556 Or maybe you've seen-- I used to work with kids your age, 497 00:21:03,556 --> 00:21:05,835 and they loved that one. 498 00:21:05,835 --> 00:21:08,210 It was about this little snail, Marcel the Shell. 499 00:21:08,210 --> 00:21:09,410 Have you seen that one? 500 00:21:09,410 --> 00:21:09,580 No? 501 00:21:09,580 --> 00:21:11,285 Well, you see these little YouTube videos, 502 00:21:11,285 --> 00:21:12,826 and everyone's like, oh, that's cool. 503 00:21:12,826 --> 00:21:14,090 You've got to watch that too. 504 00:21:14,090 --> 00:21:15,380 GUEST SPEAKER: Oh, like the 21 kid? 505 00:21:15,380 --> 00:21:15,530 PROFESSOR: Which one? 506 00:21:15,530 --> 00:21:17,520 GUEST SPEAKER: The 21 kid that says 21. 507 00:21:17,520 --> 00:21:20,235 Everybody in America says 21 now. 508 00:21:20,235 --> 00:21:21,110 PROFESSOR: Oh really? 509 00:21:21,110 --> 00:21:23,340 Is that the it one you have to watch? 510 00:21:23,340 --> 00:21:25,451 21? 511 00:21:25,451 --> 00:21:27,940 GUEST SPEAKER: It's a Vine. 512 00:21:27,940 --> 00:21:30,023 GUEST SPEAKER: And then they make it into a video. 513 00:21:30,023 --> 00:21:33,920 Or there's a series of shows on YouTube called ASDF. 514 00:21:33,920 --> 00:21:36,406 It's about this little stick figure. 515 00:21:36,406 --> 00:21:38,030 PROFESSOR: Right, so you guys see them, 516 00:21:38,030 --> 00:21:40,190 and then you're like hey friend, you've got to see this too. 517 00:21:40,190 --> 00:21:42,130 And then you get everyone watch it, right? 518 00:21:42,130 --> 00:21:44,900 We're trying to make those really cool, short videos 519 00:21:44,900 --> 00:21:46,230 about science topics. 520 00:21:46,230 --> 00:21:46,730 Right? 521 00:21:46,730 --> 00:21:48,271 And so we're going to make them free, 522 00:21:48,271 --> 00:21:51,125 so that it also teaches people something while it's also 523 00:21:51,125 --> 00:21:52,109 cool and fun. 524 00:21:52,109 --> 00:21:53,650 And so what he's trying to figure out 525 00:21:53,650 --> 00:21:56,820 is what in his world of computer science 526 00:21:56,820 --> 00:21:59,642 would be cool enough that you'd be, like hey friend, 527 00:21:59,642 --> 00:22:00,850 you've got to check this out. 528 00:22:00,850 --> 00:22:01,684 It's really awesome. 529 00:22:01,684 --> 00:22:03,475 GUEST SPEAKER: I think the hacker one would 530 00:22:03,475 --> 00:22:04,850 be good for people out age. 531 00:22:04,850 --> 00:22:07,450 PROFESSOR: To understand how someone hacked your account? 532 00:22:07,450 --> 00:22:08,825 GUEST SPEAKER: Yeah, but then you 533 00:22:08,825 --> 00:22:10,300 don't want kids to hack people. 534 00:22:10,300 --> 00:22:11,220 PROFESSOR: Well, that's the fear, right? 535 00:22:11,220 --> 00:22:13,410 You don't want to end up giving kids instructions 536 00:22:13,410 --> 00:22:15,820 on how to hack, because I don't think the government or anyone 537 00:22:15,820 --> 00:22:17,090 else would probably like that. 538 00:22:17,090 --> 00:22:18,132 But that's a fear, right? 539 00:22:18,132 --> 00:22:20,006 It's just making sure that we're not actually 540 00:22:20,006 --> 00:22:22,690 giving instructional videos on how to destroy other people's 541 00:22:22,690 --> 00:22:23,716 credit cards. 542 00:22:23,716 --> 00:22:26,143 GUEST SPEAKER: Google might be good. 543 00:22:26,143 --> 00:22:28,476 GUEST SPEAKER: Because then you could just hack this ATM 544 00:22:28,476 --> 00:22:31,460 and get all the money. 545 00:22:31,460 --> 00:22:33,350 PROFESSOR: How to protect yourself, 546 00:22:33,350 --> 00:22:36,300 like make sure your money's safe would be interesting to you? 547 00:22:36,300 --> 00:22:37,524 GUEST SPEAKER: Like how to protect yourself from hackers, 548 00:22:37,524 --> 00:22:38,370 how to protect yourself. 549 00:22:38,370 --> 00:22:39,510 PROFESSOR: How to protect yourself, 550 00:22:39,510 --> 00:22:41,405 instead of destroying someone else's something? 551 00:22:41,405 --> 00:22:41,750 AUDIENCE: Yeah. 552 00:22:41,750 --> 00:22:42,055 MATT: Yeah. 553 00:22:42,055 --> 00:22:42,750 PROFESSOR: That's a nice way of turning it around. 554 00:22:42,750 --> 00:22:44,125 GUEST SPEAKER: I have a question. 555 00:22:44,125 --> 00:22:45,850 So say if someone lost their wallet, 556 00:22:45,850 --> 00:22:47,990 and they had their credit card in there, 557 00:22:47,990 --> 00:22:51,550 and it can access to the bank. 558 00:22:51,550 --> 00:22:54,270 If someone found it, and the person to access, 559 00:22:54,270 --> 00:22:55,950 do they end up giving them the money? 560 00:22:55,950 --> 00:22:58,450 PROFESSOR: Sometimes, and that's why credit cards are really 561 00:22:58,450 --> 00:23:01,300 good at-- do you know anything about this in your work, or no? 562 00:23:01,300 --> 00:23:02,847 AUDIENCE: Credit cards? 563 00:23:02,847 --> 00:23:05,180 PROFESSOR: Protecting credit card identity and all that? 564 00:23:05,180 --> 00:23:06,860 GUEST SPEAKER: But don't they have your picture or something, 565 00:23:06,860 --> 00:23:08,170 so they know it's you? 566 00:23:08,170 --> 00:23:10,040 AUDIENCE: But online, it's really easy 567 00:23:10,040 --> 00:23:11,885 to use another person's credit card 568 00:23:11,885 --> 00:23:15,127 if you know all the information. 569 00:23:15,127 --> 00:23:17,210 PROFESSOR: I get called often from my bank saying, 570 00:23:17,210 --> 00:23:20,380 did you make this purchase, or did someone else? 571 00:23:20,380 --> 00:23:22,560 But that's an interesting thing for people who 572 00:23:22,560 --> 00:23:24,269 do a lot of shopping online. 573 00:23:24,269 --> 00:23:25,435 How do you protect yourself? 574 00:23:25,435 --> 00:23:27,435 GUEST SPEAKER: If somebody else took your money, 575 00:23:27,435 --> 00:23:29,037 would you get that back or no? 576 00:23:29,037 --> 00:23:30,620 PROFESSOR: That's why, if you catch it 577 00:23:30,620 --> 00:23:32,020 quickly with your bank, sometimes 578 00:23:32,020 --> 00:23:35,000 they can quickly stop it before it ends up 579 00:23:35,000 --> 00:23:36,280 getting charged. to you. 580 00:23:36,280 --> 00:23:37,890 But that's an interesting idea. 581 00:23:37,890 --> 00:23:41,100 How, if you're buying stuff on the internet, 582 00:23:41,100 --> 00:23:44,330 what's actually happening to protect yourself? 583 00:23:44,330 --> 00:23:51,690 What if someone did catch the person, 584 00:23:51,690 --> 00:23:53,720 and the person already used all the money, 585 00:23:53,720 --> 00:23:55,650 and you can't return it after that, 586 00:23:55,650 --> 00:23:57,940 did the bank end up giving their money to the person? 587 00:23:57,940 --> 00:23:58,560 PROFESSOR: Do you ever wonder what 588 00:23:58,560 --> 00:24:00,690 happens when you type in the credit card number, 589 00:24:00,690 --> 00:24:03,404 and how the money actually gets where it needs to go? 590 00:24:03,404 --> 00:24:05,070 GUEST SPEAKER: Oh, they track them down? 591 00:24:05,070 --> 00:24:06,444 PROFESSOR: Have you ever wondered 592 00:24:06,444 --> 00:24:07,730 about how that happens? 593 00:24:07,730 --> 00:24:08,520 No, not really? 594 00:24:08,520 --> 00:24:12,226 You just care about getting your package in the mail? 595 00:24:12,226 --> 00:24:14,706 GUEST SPEAKER: Does the ATM make its own money, 596 00:24:14,706 --> 00:24:17,690 or do they put it in? 597 00:24:17,690 --> 00:24:20,620 PROFESSOR: Do they just put the money in there? 598 00:24:20,620 --> 00:24:23,440 Every country's different, but at least here, there 599 00:24:23,440 --> 00:24:25,971 is a central office that makes money. 600 00:24:25,971 --> 00:24:28,833 And then they just distribute it into different places. 601 00:24:28,833 --> 00:24:30,270 The ATM doesn't make the money. 602 00:24:30,270 --> 00:24:31,670 That's a good question. 603 00:24:31,670 --> 00:24:34,086 But, an interesting thing for you to think you think about 604 00:24:34,086 --> 00:24:36,290 is what within these topics more specifically? 605 00:24:36,290 --> 00:24:38,580 Because the hacking is a cool topic, but you're right 606 00:24:38,580 --> 00:24:39,890 It's a dangerous one. 607 00:24:39,890 --> 00:24:42,480 And we'd want to make sure we had the right angle, so 608 00:24:42,480 --> 00:24:45,050 that we're not accidentally giving 609 00:24:45,050 --> 00:24:47,120 sixth graders the tools to be able to hack 610 00:24:47,120 --> 00:24:50,250 into whatever account, right? 611 00:24:50,250 --> 00:24:52,641 That would be scary. 612 00:24:52,641 --> 00:24:54,450 GUEST SPEAKER: Google might be a good one. 613 00:24:54,450 --> 00:24:55,199 PROFESSOR: Google? 614 00:24:55,199 --> 00:24:56,460 Could be, right? 615 00:24:56,460 --> 00:24:57,710 How does Google actually work? 616 00:24:57,710 --> 00:24:59,140 How does it find your result? 617 00:24:59,140 --> 00:25:01,265 Like, if you want to learn how zebras have stripes, 618 00:25:01,265 --> 00:25:03,082 how does it actually give you an answer? 619 00:25:03,082 --> 00:25:06,690 GUEST SPEAKER: Or how does something spread, like a virus? 620 00:25:06,690 --> 00:25:08,320 That's a cool idea, too. 621 00:25:08,320 --> 00:25:09,380 Something to think about. 622 00:25:09,380 --> 00:25:09,963 Keep thinking. 623 00:25:09,963 --> 00:25:10,600 You're on it. 624 00:25:10,600 --> 00:25:11,860 Good, good, good. 625 00:25:11,860 --> 00:25:13,800 AUDIENCE: Virus. 626 00:25:13,800 --> 00:25:16,041 ANDREA: And you are? 627 00:25:16,041 --> 00:25:17,035 ANAMA: Anama. 628 00:25:17,035 --> 00:25:20,017 ANDREA: Those are some really cool names. 629 00:25:20,017 --> 00:25:21,020 GIANNA: Thank you. 630 00:25:21,020 --> 00:25:21,740 ANDREA: And? 631 00:25:21,740 --> 00:25:22,460 GIANNA: Gianna. 632 00:25:22,460 --> 00:25:23,279 ANDREA: Gianna. 633 00:25:23,279 --> 00:25:24,695 PROFESSOR: So, we're going to have 634 00:25:24,695 --> 00:25:25,430 to move a little quickly, because we've got 635 00:25:25,430 --> 00:25:26,865 two teams to talk about, so-- 636 00:25:26,865 --> 00:25:27,990 AUDIENCE: You can go first. 637 00:25:27,990 --> 00:25:31,020 AUDIENCE: All right, introduction first. 638 00:25:31,020 --> 00:25:32,470 I'm a first year here at MIT. 639 00:25:32,470 --> 00:25:35,405 I like to study math, physics, and education. 640 00:25:35,405 --> 00:25:37,500 I've said it too much. 641 00:25:37,500 --> 00:25:40,370 And I'm going to just pitch the idea right away. 642 00:25:40,370 --> 00:25:42,530 Normally, I would ask you guys what you like. 643 00:25:42,530 --> 00:25:46,020 But the question that I would like to discuss in the video 644 00:25:46,020 --> 00:25:52,038 is whether math is actually real and true. 645 00:25:52,038 --> 00:25:55,370 And the thing is that mathematicians have proved 646 00:25:55,370 --> 00:25:57,180 that they can never prove that. 647 00:25:57,180 --> 00:26:00,060 So we can never know for sure if math is true. 648 00:26:00,060 --> 00:26:02,450 Even arithmetic, you know, it's worked for us so well. 649 00:26:02,450 --> 00:26:06,212 Two plus two is always four, it seems. 650 00:26:06,212 --> 00:26:10,050 But that may not be true. 651 00:26:10,050 --> 00:26:12,400 I guess that's kind of the question I wanted to address. 652 00:26:12,400 --> 00:26:14,940 And out of that it also comes, you know, 653 00:26:14,940 --> 00:26:16,700 can machines be smarter than humans? 654 00:26:16,700 --> 00:26:19,790 And can robots overtake the world? 655 00:26:19,790 --> 00:26:23,916 Just things like that, so any thoughts? 656 00:26:23,916 --> 00:26:25,790 PROFESSOR: So those were three topics, right? 657 00:26:25,790 --> 00:26:27,560 AUDIENCE: So that was one topic. 658 00:26:27,560 --> 00:26:31,617 All those questions kind of come out of that. 659 00:26:31,617 --> 00:26:33,075 PROFESSOR: Those are big questions. 660 00:26:33,075 --> 00:26:35,550 GIANNA: Are we supposed to say something? 661 00:26:35,550 --> 00:26:37,050 PROFESSOR: What do you guys respond? 662 00:26:37,050 --> 00:26:38,790 Do you think any of those ideas that she mentioned 663 00:26:38,790 --> 00:26:40,520 are things that you would be like, hey friend, 664 00:26:40,520 --> 00:26:41,060 this is really cool. 665 00:26:41,060 --> 00:26:42,470 You've got to check out this video. 666 00:26:42,470 --> 00:26:42,920 ANAMA: Mhm. 667 00:26:42,920 --> 00:26:43,370 GIANNA: Yeah. 668 00:26:43,370 --> 00:26:44,245 PROFESSOR: Which one? 669 00:26:44,245 --> 00:26:45,682 ANAMA: The robot thing. 670 00:26:45,682 --> 00:26:47,934 PROFESSOR: Would robots take over the world? 671 00:26:47,934 --> 00:26:49,600 AUDIENCE: They're all related, you know? 672 00:26:49,600 --> 00:26:53,170 GIANNA: I like the one that's like, is it true? 673 00:26:53,170 --> 00:26:55,686 Like, four plus four is eight. 674 00:26:55,686 --> 00:26:56,709 Is that true? 675 00:26:56,709 --> 00:26:58,250 AUDIENCE: So, I'll tell you a secret. 676 00:26:58,250 --> 00:27:01,170 Even though we cannot tell that math is true, that's sad, 677 00:27:01,170 --> 00:27:03,810 that also means that robots cannot overtake the world. 678 00:27:03,810 --> 00:27:05,404 In case you were wondering. 679 00:27:05,404 --> 00:27:06,570 GIANNA: It's still possible. 680 00:27:06,570 --> 00:27:06,830 AUDIENCE: It's not possible. 681 00:27:06,830 --> 00:27:07,955 ANAMA: I changed my answer. 682 00:27:07,955 --> 00:27:09,590 I'm changing it to math. 683 00:27:09,590 --> 00:27:10,710 PROFESSOR: The math one? 684 00:27:10,710 --> 00:27:13,160 But you'll get to the math one through the robots one. 685 00:27:13,160 --> 00:27:13,450 GIANNA: You know the answer? 686 00:27:13,450 --> 00:27:13,745 AUDIENCE: Yeah. 687 00:27:13,745 --> 00:27:14,453 PROFESSOR: Right? 688 00:27:14,453 --> 00:27:17,770 So do you have any other ideas, or was this the big ideas? 689 00:27:17,770 --> 00:27:19,130 AUDIENCE: That was the big one. 690 00:27:19,130 --> 00:27:20,990 PROFESSOR: So you think if she talks 691 00:27:20,990 --> 00:27:23,330 about the idea of could robots overtake 692 00:27:23,330 --> 00:27:25,040 the world, and through that she answers 693 00:27:25,040 --> 00:27:27,490 some of the questions about math being true or not true, 694 00:27:27,490 --> 00:27:28,830 that would be really cool? 695 00:27:28,830 --> 00:27:29,410 GIANNA: Yeah. 696 00:27:29,410 --> 00:27:32,015 ANAMA: I don't think robots could take over the world. 697 00:27:32,015 --> 00:27:33,500 PROFESSOR: You don't think so? 698 00:27:33,500 --> 00:27:34,500 AUDIENCE: They couldn't. 699 00:27:34,500 --> 00:27:37,678 GIANNA: Wait, what about that weird robot with the face 700 00:27:37,678 --> 00:27:38,824 that's creepy? 701 00:27:38,824 --> 00:27:41,240 ANAMA: I mean, you can smash them and they can break down. 702 00:27:41,240 --> 00:27:44,060 GIANNA: But what if they try to smash you? 703 00:27:44,060 --> 00:27:45,810 AUDIENCE: So, eventually we'll be smarter. 704 00:27:45,810 --> 00:27:48,390 Because that's kind of what a mathematician proved, 705 00:27:48,390 --> 00:27:53,170 is that a machine can never be as smart or do as many things 706 00:27:53,170 --> 00:27:54,584 that we can do. 707 00:27:54,584 --> 00:27:56,000 PROFESSOR: I like the could robots 708 00:27:56,000 --> 00:27:58,501 take over the world idea with all this other stuff connected 709 00:27:58,501 --> 00:27:59,000 to it. 710 00:27:59,000 --> 00:28:00,680 I think that's a cool idea. 711 00:28:00,680 --> 00:28:03,005 ANAMA: Do you know the show Lab Rats? 712 00:28:03,005 --> 00:28:05,210 AUDIENCE: No, I don't. 713 00:28:05,210 --> 00:28:08,930 Well, there's these three humans who are also a robot thing. 714 00:28:08,930 --> 00:28:13,120 And they have all kinds of powers, 715 00:28:13,120 --> 00:28:15,630 because there was this guy that wanted to make them evil 716 00:28:15,630 --> 00:28:16,353 and take over the world. 717 00:28:16,353 --> 00:28:17,978 GIANNA: They don't want Disney Channel. 718 00:28:17,978 --> 00:28:21,315 ANAMA: It's not Disney Channel, it's [INAUDIBLE]. 719 00:28:21,315 --> 00:28:24,280 And then this person stole them to make them become heroes. 720 00:28:24,280 --> 00:28:27,510 But what if someone that invents a robot 721 00:28:27,510 --> 00:28:28,840 gives them all kinds of-- 722 00:28:28,840 --> 00:28:29,130 PROFESSOR: Powers? 723 00:28:29,130 --> 00:28:29,540 ANAMA: Yeah, like a laser. 724 00:28:29,540 --> 00:28:31,623 PROFESSOR: That's what she was saying, that robots 725 00:28:31,623 --> 00:28:33,220 can be really, really smart. 726 00:28:33,220 --> 00:28:34,595 AUDIENCE: But not as smart as us. 727 00:28:34,595 --> 00:28:37,036 So I guess, eventually, we'll win if robots 728 00:28:37,036 --> 00:28:38,892 did decide to break down on us. 729 00:28:38,892 --> 00:28:41,100 PROFESSOR: I want to make sure Andrea gets some time, 730 00:28:41,100 --> 00:28:43,440 so let's hear your ideas. 731 00:28:43,440 --> 00:28:45,360 GIANNA: Do you guys have any tissues? 732 00:28:45,360 --> 00:28:46,960 PROFESSOR: I'll go get you some. 733 00:28:46,960 --> 00:28:47,200 You keep going. 734 00:28:47,200 --> 00:28:47,280 OK? 735 00:28:47,280 --> 00:28:47,760 AUDIENCE: I'm sorry about that. 736 00:28:47,760 --> 00:28:48,468 ANAMA: That's OK. 737 00:28:51,130 --> 00:28:53,366 ANDREA: So, I already know the answer for you. 738 00:28:53,366 --> 00:28:55,240 Are you going to have to have braces someday? 739 00:28:55,240 --> 00:28:56,830 Do you know? 740 00:28:56,830 --> 00:28:57,519 ANAMA: No. 741 00:28:57,519 --> 00:28:58,060 They're cool. 742 00:28:58,060 --> 00:28:58,640 They look cool. 743 00:28:58,640 --> 00:28:59,020 ANDREA: You want them? 744 00:28:59,020 --> 00:28:59,745 GIANNA: No. 745 00:28:59,745 --> 00:29:00,370 ANAMA: Kind of. 746 00:29:00,370 --> 00:29:01,245 GIANNA: No you don't. 747 00:29:01,245 --> 00:29:02,910 No you don't. 748 00:29:02,910 --> 00:29:05,345 ANDREA: So how long have you had your braces? 749 00:29:05,345 --> 00:29:08,180 GIANNA: Beginning of fifth grade. 750 00:29:08,180 --> 00:29:09,980 ANDREA: So you've had them a while? 751 00:29:09,980 --> 00:29:10,170 GIANNA: Yeah. 752 00:29:10,170 --> 00:29:11,500 ANAMA: I don't even know if I want braces. 753 00:29:11,500 --> 00:29:11,810 Because you can't eat gum or anything like that. 754 00:29:11,810 --> 00:29:14,100 GIANNA: Let me see your teeth. 755 00:29:14,100 --> 00:29:15,060 You need braces. 756 00:29:15,060 --> 00:29:16,380 ANAMA: No, I don't. 757 00:29:16,380 --> 00:29:17,930 GIANNA: Yes, you do. 758 00:29:17,930 --> 00:29:21,820 ANDREA: So are you curious about what they do to your teeth? 759 00:29:21,820 --> 00:29:24,240 GIANNA: Just make them straight, I guess. 760 00:29:24,240 --> 00:29:26,020 ANDREA: Do you know how they do that? 761 00:29:26,020 --> 00:29:29,550 ANAMA: Yeah, they put them together. 762 00:29:29,550 --> 00:29:31,982 GIANNA: But I have two teeth up here. 763 00:29:31,982 --> 00:29:34,150 ANDREA: And they pulled them down, right? 764 00:29:34,150 --> 00:29:34,820 GIANNA: Yeah. 765 00:29:34,820 --> 00:29:36,330 ANAMA: You had two teeth that were flipped up? 766 00:29:36,330 --> 00:29:37,871 GIANNA: I had a palate expander, too. 767 00:29:40,300 --> 00:29:42,290 PROFESSOR: Tissue. 768 00:29:42,290 --> 00:29:45,330 GIANNA: And it made me talk like that, 769 00:29:45,330 --> 00:29:47,750 and I couldn't talk for a while. 770 00:29:47,750 --> 00:29:50,160 And it widened my jaw. 771 00:29:50,160 --> 00:29:51,600 I had to key it every night. 772 00:29:51,600 --> 00:29:53,540 It kind of hurt. 773 00:29:53,540 --> 00:29:54,510 You don't want braces. 774 00:29:54,510 --> 00:29:55,260 PROFESSOR: What was it? 775 00:29:55,260 --> 00:29:56,218 I'm sorry, I missed it. 776 00:29:56,218 --> 00:29:57,850 What was your idea? 777 00:29:57,850 --> 00:30:00,140 ANDREA: To talk about braces, basically what 778 00:30:00,140 --> 00:30:01,425 they're doing to your teeth. 779 00:30:01,425 --> 00:30:02,550 PROFESSOR: Oh, that's cool. 780 00:30:02,550 --> 00:30:03,810 ANAMA: Are they bad for your teeth also? 781 00:30:03,810 --> 00:30:05,010 ANDREA: Are they bad for your teeth? 782 00:30:05,010 --> 00:30:05,920 That's a good question. 783 00:30:05,920 --> 00:30:07,836 PROFESSOR: And why don't more teeth move back? 784 00:30:07,836 --> 00:30:09,810 ANDREA: Why do my teeth move, and what 785 00:30:09,810 --> 00:30:12,920 happens when stuff gets in. 786 00:30:12,920 --> 00:30:14,720 I just got my braces off in October. 787 00:30:14,720 --> 00:30:16,080 PROFESSOR: Good for you. 788 00:30:16,080 --> 00:30:17,170 ANDREA: Yeah. 789 00:30:17,170 --> 00:30:19,002 GIANNA: My dad has instructed me to get 790 00:30:19,002 --> 00:30:22,210 them changed every month, but it's been like three months. 791 00:30:22,210 --> 00:30:24,620 PROFESSOR: So what's actually going on with your braces? 792 00:30:24,620 --> 00:30:27,030 That's a cool, very age-relevant relevant topic. 793 00:30:27,030 --> 00:30:28,571 ANAMA: But instead of getting braces, 794 00:30:28,571 --> 00:30:31,055 can't you get that plastic thing? 795 00:30:31,055 --> 00:30:32,180 ANDREA: Yeah, the aligners. 796 00:30:32,180 --> 00:30:34,741 GIANNA: Do you have to wear a retainer? 797 00:30:34,741 --> 00:30:35,240 I 798 00:30:35,240 --> 00:30:37,829 ANDREA: Have to wear a retainer. 799 00:30:37,829 --> 00:30:40,120 PROFESSOR: I know one of my friends who had them, still 800 00:30:40,120 --> 00:30:41,394 wears this retainer. 801 00:30:41,394 --> 00:30:43,060 ANAMA: Do you have to wear it every day? 802 00:30:43,060 --> 00:30:43,980 GIANNA: If you don't wear it, they can get crooked again. 803 00:30:43,980 --> 00:30:46,134 ANAMA: Every day for the rest of your life? 804 00:30:46,134 --> 00:30:47,800 PROFESSOR: I am proof of that, actually. 805 00:30:47,800 --> 00:30:48,425 ANAMA: For the rest of your life? 806 00:30:48,425 --> 00:30:49,930 PROFESSOR: That if you don't wear your retainer, 807 00:30:49,930 --> 00:30:50,872 your teeth do go back. 808 00:30:50,872 --> 00:30:52,580 GIANNA: Do you have to wear it in school? 809 00:30:55,274 --> 00:30:57,050 ELIZABETH CHOE: I had braces twice. 810 00:30:57,050 --> 00:30:57,940 PROFESSOR: See? 811 00:30:57,940 --> 00:30:59,940 ELIZABETH CHOE: I still wear retainers at night. 812 00:30:59,940 --> 00:31:02,870 PROFESSOR: And they give kids braces so young, now. 813 00:31:02,870 --> 00:31:04,620 You can be in third grade and have braces, 814 00:31:04,620 --> 00:31:06,536 whereas, when I was a kid, you didn't get them 815 00:31:06,536 --> 00:31:07,644 until high school. 816 00:31:07,644 --> 00:31:09,066 Third grade? 817 00:31:09,066 --> 00:31:11,241 PROFESSOR: Yeah. 818 00:31:11,241 --> 00:31:12,990 I've seen lots of little kids with braces. 819 00:31:12,990 --> 00:31:15,115 And you're like, your teeth are so little and you-- 820 00:31:15,614 --> 00:31:17,660 ANAMA: You have to wear retainers 821 00:31:17,660 --> 00:31:18,752 for the rest of your life. 822 00:31:18,752 --> 00:31:19,710 PROFESSOR: For a while. 823 00:31:19,710 --> 00:31:21,415 GIANNA: What about that thing that goes-- 824 00:31:21,415 --> 00:31:21,790 PROFESSOR: The headgear? 825 00:31:21,790 --> 00:31:22,930 ANDREA: The headgear. 826 00:31:22,930 --> 00:31:24,680 ANAMA: Oh, did you have to wear like that? 827 00:31:24,680 --> 00:31:26,710 That's so gross. 828 00:31:26,710 --> 00:31:27,704 ANDREA: Willy Wonka? 829 00:31:27,704 --> 00:31:28,620 ANAMA: It looks weird. 830 00:31:28,620 --> 00:31:30,880 ANDREA: Charlie and the Chocolate Factory, 831 00:31:30,880 --> 00:31:34,640 where he wears [INAUDIBLE]. 832 00:31:34,640 --> 00:31:36,520 ANAMA: It makes you talk weird, too. 833 00:31:36,520 --> 00:31:38,436 PROFESSOR: We're actually really good on time. 834 00:31:39,834 --> 00:31:41,500 ELIZABETH CHOE: OK, everybody, it's time 835 00:31:41,500 --> 00:31:42,955 to stop what you're doing. 836 00:31:45,865 --> 00:31:47,920 PROFESSOR: I heard some amazing conversations. 837 00:31:47,920 --> 00:31:52,020 And you sixth-graders asked fantastic questions. 838 00:31:52,020 --> 00:31:53,430 We're just wrapping up. 839 00:31:53,430 --> 00:31:55,513 I'd love to hear from a couple groups of students, 840 00:31:55,513 --> 00:31:57,020 the sixth-graders. 841 00:31:57,020 --> 00:31:59,840 What were some of the best ideas that you 842 00:31:59,840 --> 00:32:01,730 heard all day, that you're like, I 843 00:32:01,730 --> 00:32:03,360 can't wait for the video to come out. 844 00:32:03,360 --> 00:32:04,755 I really want to watch it. 845 00:32:04,755 --> 00:32:07,830 And maybe hear any ideas that you're really exited about. 846 00:32:07,830 --> 00:32:08,330 Yeah? 847 00:32:08,330 --> 00:32:09,300 AUDIENCE: The navy one. 848 00:32:09,300 --> 00:32:09,770 PROFESSOR: The navy one? 849 00:32:09,770 --> 00:32:10,353 What about it? 850 00:32:10,353 --> 00:32:11,100 What did he-- 851 00:32:11,100 --> 00:32:12,310 AUDIENCE: With the torpedoes. 852 00:32:12,310 --> 00:32:14,027 PROFESSOR: Torpedo. 853 00:32:14,027 --> 00:32:14,526 Interesting. 854 00:32:14,526 --> 00:32:15,402 AUDIENCE: [INAUDIBLE] 855 00:32:15,402 --> 00:32:17,317 PROFESSOR: The idea of watching things blow up 856 00:32:17,317 --> 00:32:18,412 is exciting to you? 857 00:32:18,412 --> 00:32:19,710 Yes. 858 00:32:19,710 --> 00:32:20,692 What else? 859 00:32:20,692 --> 00:32:24,445 AUDIENCE: I liked the idea with the robot and [INAUDIBLE] talk 860 00:32:24,445 --> 00:32:27,580 and Wi-Fi and stuff and you can play with it 861 00:32:27,580 --> 00:32:28,900 and run around with it. 862 00:32:28,900 --> 00:32:30,150 I'd like to have seen it move. 863 00:32:30,150 --> 00:32:31,941 PROFESSOR: So you're excited about learning 864 00:32:31,941 --> 00:32:33,600 more about robotics and how they work? 865 00:32:33,600 --> 00:32:34,567 AUDIENCE: Yeah. 866 00:32:34,567 --> 00:32:35,900 PROFESSOR: Anyone else have one? 867 00:32:35,900 --> 00:32:36,858 ELIZABETH CHOE: Gianna? 868 00:32:36,858 --> 00:32:37,704 PROFESSOR: Yeah. 869 00:32:37,704 --> 00:32:38,186 GIANNA: I have three. 870 00:32:38,186 --> 00:32:39,150 PROFESSOR: Pick one. 871 00:32:39,150 --> 00:32:42,202 Pick your best. 872 00:32:42,202 --> 00:32:43,547 GIANNA: I like the braces. 873 00:32:43,547 --> 00:32:45,380 PROFESSOR: So you have braces, understanding 874 00:32:45,380 --> 00:32:48,220 what braces do to your teeth and how they work. 875 00:32:48,220 --> 00:32:49,710 That's cool, if you've got braces, 876 00:32:49,710 --> 00:32:52,020 so that would be interesting. 877 00:32:52,020 --> 00:32:55,440 AUDIENCE: Someone said something about volcanoes. 878 00:32:55,440 --> 00:32:57,220 PROFESSOR: The volcanoes, understanding 879 00:32:57,220 --> 00:32:59,250 if there's a volcano underneath your house. 880 00:32:59,250 --> 00:33:00,520 That was a cool idea. 881 00:33:00,520 --> 00:33:03,160 Is there lava under my house, right? 882 00:33:03,160 --> 00:33:04,400 Yikes. 883 00:33:04,400 --> 00:33:07,120 Sixth grade, any advice to our MIT students 884 00:33:07,120 --> 00:33:09,200 before they take your good feedback 885 00:33:09,200 --> 00:33:10,620 and turn them into videos? 886 00:33:10,620 --> 00:33:12,286 Anything you want to make sure that they 887 00:33:12,286 --> 00:33:15,005 know to do or not to do as they take your good ideas 888 00:33:15,005 --> 00:33:19,540 and over the next month develop them into actual movies? 889 00:33:19,540 --> 00:33:23,400 AUDIENCE: Use picture ideas instead 890 00:33:23,400 --> 00:33:26,264 of talking to them, like show examples so they 891 00:33:26,264 --> 00:33:26,992 can memorize it. 892 00:33:26,992 --> 00:33:29,492 PROFESSOR: So we talked about that, MIT students, yesterday, 893 00:33:29,492 --> 00:33:30,930 the idea of showing, don't telling, 894 00:33:30,930 --> 00:33:33,114 which I'm sure you guys talk about in your writing a lot, 895 00:33:33,114 --> 00:33:33,270 right? 896 00:33:33,270 --> 00:33:34,228 Showing, don't telling. 897 00:33:34,228 --> 00:33:35,225 Cool. 898 00:33:35,225 --> 00:33:37,165 AUDIENCE: Don't ask too many questions, 899 00:33:37,165 --> 00:33:40,560 like when we watch one video and it asks a ton of questions. 900 00:33:40,560 --> 00:33:42,500 And we didn't really understand it. 901 00:33:42,500 --> 00:33:45,410 PROFESSOR: You mean asking the audience question? 902 00:33:45,410 --> 00:33:47,471 AUDIENCE: Yeah, like saying, what does this do? 903 00:33:47,471 --> 00:33:48,320 What does this do? 904 00:33:48,320 --> 00:33:50,760 If they're just saying one thing and then show it. 905 00:33:50,760 --> 00:33:52,289 PROFESSOR: So asking your audience 906 00:33:52,289 --> 00:33:53,580 too many questions is annoying. 907 00:33:53,580 --> 00:33:55,955 AUDIENCE: Yeah. 908 00:33:55,955 --> 00:33:57,610 PROFESSOR: You first, and then you. 909 00:33:57,610 --> 00:33:58,830 AUDIENCE: Be original. 910 00:33:58,830 --> 00:34:01,582 PROFESSOR: Be original, so try and have a new idea. 911 00:34:01,582 --> 00:34:02,568 And what else? 912 00:34:02,568 --> 00:34:06,512 AUDIENCE: While you explain how things work, try and make 913 00:34:06,512 --> 00:34:10,124 some jokes while you do it, so your audience laughs at it 914 00:34:10,124 --> 00:34:13,339 and they understand what you're talking about. 915 00:34:13,339 --> 00:34:14,130 PROFESSOR: Awesome. 916 00:34:14,130 --> 00:34:15,860 Last one. 917 00:34:15,860 --> 00:34:18,019 AUDIENCE: Don't use a monotonous pitch. 918 00:34:18,019 --> 00:34:18,810 PROFESSOR: Awesome. 919 00:34:18,810 --> 00:34:21,800 Change your voice around and make it more interesting. 920 00:34:21,800 --> 00:34:24,210 MIT students, I'm curious from you what was valuable 921 00:34:24,210 --> 00:34:25,900 that you got from the sixth-graders 922 00:34:25,900 --> 00:34:29,826 today, to give them some feedback about this experience. 923 00:34:29,826 --> 00:34:31,929 Did anyone get really good feedback? 924 00:34:31,929 --> 00:34:33,922 AUDIENCE: Yeah, well, I found that-- 925 00:34:33,922 --> 00:34:35,296 and I should have realized this-- 926 00:34:35,296 --> 00:34:38,976 is that having robots stomping around and destroying a city 927 00:34:38,976 --> 00:34:41,605 is way more fun than showing old people doing math. 928 00:34:41,605 --> 00:34:43,854 PROFESSOR: Robots are more than old people doing math. 929 00:34:43,854 --> 00:34:45,873 Huh. 930 00:34:45,873 --> 00:34:48,164 AUDIENCE: I, too, learned that my tastes are different, 931 00:34:48,164 --> 00:34:52,696 that lava and volcanoes are a lot more interesting than food 932 00:34:52,696 --> 00:34:54,612 decomposing. 933 00:34:54,612 --> 00:34:56,528 PROFESSOR: He wanted to show food rotting, 934 00:34:56,528 --> 00:34:58,124 and everyone thought that was not 935 00:34:58,124 --> 00:35:00,839 as fun as volcanoes exploding. 936 00:35:00,839 --> 00:35:03,150 Any other thing from the MIT students 937 00:35:03,150 --> 00:35:04,958 that you found helpful? 938 00:35:04,958 --> 00:35:05,458 Yeah. 939 00:35:05,458 --> 00:35:09,168 AUDIENCE: I was kind of-- it helped 940 00:35:09,168 --> 00:35:13,174 me to know how much people in sixth grade know about some 941 00:35:13,174 --> 00:35:15,808 of the really complicated subjects that we're using, 942 00:35:15,808 --> 00:35:16,985 learning here. 943 00:35:16,985 --> 00:35:17,776 PROFESSOR: Awesome. 944 00:35:17,776 --> 00:35:20,025 We had to do a conversation about sinking and floating 945 00:35:20,025 --> 00:35:21,683 and how do boats even work. 946 00:35:21,683 --> 00:35:23,800 It was awesome. 947 00:35:23,800 --> 00:35:25,697 Well, we can't thank you sixth-graders 948 00:35:25,697 --> 00:35:26,905 enough for coming here today. 949 00:35:26,905 --> 00:35:27,879 So helpful. 950 00:35:27,879 --> 00:35:28,853 Thank you. 951 00:35:28,853 --> 00:35:31,288 [APPLAUSE] 952 00:35:31,288 --> 00:35:33,730 And then, we'll be in touch with you guys 953 00:35:33,730 --> 00:35:35,786 to let you know how we get our ideas developed. 954 00:35:35,786 --> 00:35:38,266 ELIZABETH CHOE: And the videos that you guys made with me 955 00:35:38,266 --> 00:35:39,754 last month are almost finished. 956 00:35:39,754 --> 00:35:42,234 Carrie is almost finished with them today. 957 00:35:42,234 --> 00:35:44,218 So I will send those over to your teachers 958 00:35:44,218 --> 00:35:46,676 and you can watch them some time this week. 959 00:35:46,676 --> 00:35:48,300 PROFESSOR: Any directions from teachers 960 00:35:48,300 --> 00:35:49,950 before they leave the room? 961 00:35:49,950 --> 00:35:51,210 And coming up next? 962 00:35:51,210 --> 00:35:54,235 AUDIENCE: Nope, just make one long single line 963 00:35:54,235 --> 00:35:56,110 so I can count before you leave the building. 964 00:35:56,110 --> 00:35:57,560 And then I'll count you on the bus again. 965 00:35:57,560 --> 00:35:59,003 PROFESSOR: Check for jackets and all of those things. 966 00:35:59,003 --> 00:36:00,764 But have a safe trip back home. 967 00:36:00,764 --> 00:36:02,097 AUDIENCE: Did you say thank you? 968 00:36:02,097 --> 00:36:02,951 AUDIENCE: Thank you. 969 00:36:02,951 --> 00:36:05,640 AUDIENCE: Thank you so much.