06:31 Health One of the most controversial medical procedures in history Lesson duration 06:31 484,814 Views
04:27 Social Studies A day in the life of a martial artist in medieval China Lesson duration 04:27 199,381 Views
05:49 Social Studies What is hysteria, and why were so many women diagnosed with it? Lesson duration 05:49 414,000 Views
05:53 The Arts The tragedy of the one guy who was right about the Trojan Horse Lesson duration 05:53 425,864 Views
06:45 Social Studies What the oil industry doesn’t want you to know Lesson duration 06:45 742,092 Views
04:48 Literature & Language The secret behind how Chinese characters work Lesson duration 04:48 1,118,408 Views
04:55 Social Studies How did ancient civilizations make ice cream? Lesson duration 04:55 1,424,415 Views
05:51 Social Studies What happened when these 6 dictators took over? Lesson duration 05:51 666,085 Views
05:10 Philosophy & Religion How could so many people support Hitler? Lesson duration 05:10 1,128,730 Views
05:32 Social Studies The rise and fall of the Maya Empire’s most powerful city Lesson duration 05:32 306,753 Views
05:31 Social Studies The underground cities of the Byzantine Empire Lesson duration 05:31 534,794 Views