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05:32 Literature & Language What "Orwellian" really means Lesson duration 05:32 Manage Library 3,148,152 Views
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06:39 Philosophy & Religion Vatican City Explained Lesson duration 06:39 Manage Library 12,863,162 Views
04:10 Health The treadmill's dark and twisted past Lesson duration 04:10 Manage Library 4,702,098 Views
04:30 Social Studies What makes the Great Wall of China so extraordinary Lesson duration 04:30 Manage Library 6,380,040 Views
04:50 Mathematics The mathematical secrets of Pascal’s triangle Lesson duration 04:50 Manage Library 2,966,576 Views
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03:20 Social Studies The ancient origins of the Olympics Lesson duration 03:20 Manage Library 2,184,829 Views
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03:29 The Arts A poetic experiment: Walt Whitman, interpreted by three animators Lesson duration 03:29 Manage Library 382,757 Views
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