06:33 Social Studies Ugly History: The Khmer Rouge murders Lesson duration 06:33 Manage Library 2,013,482 Views
05:09 Science & Technology How does heart transplant surgery work? Lesson duration 05:09 Manage Library 3,432,411 Views
04:40 Psychological Disorders and Treatment Why are eating disorders so hard to treat? Lesson duration 04:40 Manage Library 1,820,161 Views
06:00 Social Studies Ugly History: The El Mozote Murders Lesson duration 06:00 Manage Library 236,324 Views
04:39 Business & Economics Do tax cuts stimulate the economy? Lesson duration 04:39 Manage Library 370,114 Views
04:59 Social Studies The biggest mistakes in mapmaking history Lesson duration 04:59 Manage Library 994,083 Views
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05:22 Design, Engineering & Technology How the Suez Canal changed the world Lesson duration 05:22 Manage Library 862,709 Views
05:10 Literature & Language The myth of the original star-crossed lovers Lesson duration 05:10 Manage Library 1,050,144 Views
06:17 Mathematics Can you solve the private eye riddle? Lesson duration 06:17 Manage Library 1,489,461 Views
05:10 Philosophy & Religion The dark history of zombies Lesson duration 05:10 Manage Library 962,480 Views
05:10 Science & Technology Why are cockroaches so hard to kill? Lesson duration 05:10 Manage Library 3,616,099 Views
05:33 Social Studies The myth of Hades and Persephone Lesson duration 05:33 Manage Library 3,194,232 Views
04:47 Philosophy Ethical dilemma: Who should you believe? Lesson duration 04:47 Manage Library 902,668 Views
05:10 Science & Technology If you’re scared of snakes, watch this Lesson duration 05:10 Manage Library 1,392,827 Views
05:55 Social Studies History vs. Tamerlane the Conqueror Lesson duration 05:55 Manage Library 888,727 Views
05:10 Science & Technology Are the Northern Lights dangerous? Lesson duration 05:10 Manage Library 495,919 Views
05:34 Mathematics A riddle of ice and fire dragons Lesson duration 05:34 Manage Library 1,291,969 Views
04:20 Literature The Chinese legend of the butterfly lovers Lesson duration 04:20 Manage Library 1,783,474 Views
04:31 Philosophy How do you know you’re not dreaming? Lesson duration 04:31 Manage Library 613,336 Views
04:23 Science & Technology How pigeons took over the world Lesson duration 04:23 Manage Library 638,990 Views
04:57 Social Studies The movement that inspired the Holocaust Lesson duration 04:57 Manage Library 1,371,010 Views
04:39 Literature & Language The myth of the moon goddess Lesson duration 04:39 Manage Library 1,939,495 Views
