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05:25 Literature & Language The Norse myth that inspired “The Lord of the Rings” Lesson duration 05:25 2,877,708 Views
04:47 Social Studies Why are scientists obsessed with the Black Sea? Lesson duration 04:47 465,772 Views
04:35 Social Studies What happened to the lost Kingdom of Kush? Lesson duration 04:35 1,030,468 Views
05:26 Literature & Language The surprising origins of the word “lesbian” Lesson duration 05:26 765,623 Views
04:48 Social Studies The infamous overpopulation bet: Simon vs. Ehrlich Lesson duration 04:48 584,447 Views
05:27 Science & Technology Is this the most successful animal ever? Lesson duration 05:27 516,141 Views
05:29 Social Studies The secret society of the Great Dismal Swamp Lesson duration 05:29 306,829 Views
04:55 Business & Economics How do governments create money out of thin air? Lesson duration 04:55 977,104 Views
05:34 Science & Technology The most notorious scientific feud in history Lesson duration 05:34 1,128,916 Views
05:58 Social Studies The dark history of the Chinese Exclusion Act Lesson duration 05:58 1,129,331 Views
05:57 Social Studies How one person saved over 2,000 children from the Nazis Lesson duration 05:57 2,000,223 Views
05:04 Social Studies What few people know about the program that "saved" America Lesson duration 05:04 540,502 Views
