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05:32 Literature & Language What "Orwellian" really means Lesson duration 05:32 Manage Library 3,147,327 Views
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04:20 Thinking & Learning How memories form and how we lose them Lesson duration 04:20 Manage Library 2,823,662 Views
06:39 Philosophy & Religion Vatican City Explained Lesson duration 06:39 Manage Library 12,851,581 Views
04:10 Health The treadmill's dark and twisted past Lesson duration 04:10 Manage Library 4,701,676 Views
04:30 Social Studies What makes the Great Wall of China so extraordinary Lesson duration 04:30 Manage Library 6,378,395 Views
04:50 Mathematics The mathematical secrets of Pascal’s triangle Lesson duration 04:50 Manage Library 2,965,851 Views
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03:20 Social Studies The ancient origins of the Olympics Lesson duration 03:20 Manage Library 2,183,895 Views
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03:29 The Arts A poetic experiment: Walt Whitman, interpreted by three animators Lesson duration 03:29 Manage Library 382,693 Views
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