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04:12 Design, Engineering & Technology How to fly around the world without fuel Lesson duration 04:12 Manage Library 39,902 Views
03:51 Design, Engineering & Technology It's not you. Claw machines are rigged. Lesson duration 03:51 Manage Library 10,009,702 Views
05:43 Business & Economics What does it mean to be a refugee? Lesson duration 05:43 Manage Library 1,400,631 Views
07:13 Earth and Space Science What if everyone jumped at once? Lesson duration 07:13 Manage Library 40,016,754 Views
04:33 History Why wasn’t the Bill of Rights originally in the US Constitution? Lesson duration 04:33 Manage Library 894,926 Views
04:18 Writing/Composition The evolution of the book Lesson duration 04:18 Manage Library 794,335 Views
04:56 The Arts How interpreters juggle two languages at once Lesson duration 04:56 Manage Library 1,686,287 Views
04:54 Design, Engineering & Technology How transistors work Lesson duration 04:54 Manage Library 913,289 Views
04:47 Literature & Language The pleasure of poetic pattern Lesson duration 04:47 Manage Library 973,111 Views
04:01 Mathematics Can you solve the control room riddle? Lesson duration 04:01 Manage Library 5,743,413 Views
07:05 Social Studies Dr. Sally Ride on Dumb Questions Lesson duration 07:05 Manage Library 113,729 Views
05:02 Health Why do people have seasonal allergies? Lesson duration 05:02 Manage Library 524,119 Views
10:52 Philosophy Ralph Waldo Emerson and the Beauty of the Everyday Lesson duration 10:52 Manage Library 1,079,156 Views
05:03 Physical Science The otherworldly creatures in the ocean's deepest depths Lesson duration 05:03 Manage Library 2,261,451 Views
06:17 Earth and Space Science Three Ways to Destroy the Universe Lesson duration 06:17 Manage Library 27,441,072 Views
05:13 Biological Bases of Behavior 5 Weird Involuntary Reflexes Explained! Lesson duration 05:13 Manage Library 2,881,104 Views
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02:53 Teaching & Education Why we should draw more (and photograph less) Lesson duration 02:53 Manage Library 383,758 Views
04:36 Mathematics The origin of countless conspiracy theories Lesson duration 04:36 Manage Library 2,245,939 Views
05:11 Science & Technology The microbial jungles all over the place (and you) Lesson duration 05:11 Manage Library 369,432 Views
