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13:57 Health What you can do to prevent Alzheimer's | Lisa Genova Lesson duration 13:57 Manage Library 3,258,777 Views
04:43 Literature & Language The world’s most mysterious book Lesson duration 04:43 Manage Library 9,705,253 Views
04:33 History Who were the Vestal Virgins, and what was their job? Lesson duration 04:33 Manage Library 9,855,504 Views
01:40 History How the bendy straw was invented | Moments of Vision 12 Lesson duration 01:40 Manage Library 422,868 Views
05:31 Engineering Why don't perpetual motion machines ever work? Lesson duration 05:31 Manage Library 16,591,499 Views
02:39 The Arts Why babies in medieval paintings look like ugly old men Lesson duration 02:39 Manage Library 7,684,869 Views
04:20 Life Sciences The ferocious predatory dinosaurs of Cretaceous Sahara Lesson duration 04:20 Manage Library 1,957,620 Views
06:27 Social Psychology Why do people join cults? Lesson duration 06:27 Manage Library 5,552,783 Views
03:29 Science & Technology How deep is the ocean? Lesson duration 03:29 Manage Library 74,995,609 Views
05:10 Problem Solving The power of creative constraints Lesson duration 05:10 Manage Library 575,146 Views
04:08 Anthropology What can you learn from ancient skeletons? Lesson duration 04:08 Manage Library 416,408 Views
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