04:47 Social Studies Why are scientists obsessed with the Black Sea? Lesson duration 04:47 Manage Library 463,065 Views
04:35 Social Studies What happened to the lost Kingdom of Kush? Lesson duration 04:35 Manage Library 1,015,640 Views
05:26 Literature & Language The surprising origins of the word “lesbian” Lesson duration 05:26 Manage Library 762,509 Views
04:32 Social Studies The forgotten queen of Egypt Lesson duration 04:32 Manage Library 1,221,680 Views
05:18 The Arts The secrets of the world’s most famous symphony Lesson duration 05:18 Manage Library 1,745,920 Views
22:09 Mathematics The simplest math problem no one can solve Lesson duration 22:09 Manage Library 42,409,052 Views
04:57 Linguistics What makes a language... a language? Lesson duration 04:57 Manage Library 789,752 Views
05:52 History The rise and fall of the Lakota Empire Lesson duration 05:52 Manage Library 603,082 Views
04:48 Social Studies The infamous overpopulation bet: Simon vs. Ehrlich Lesson duration 04:48 Manage Library 582,290 Views
11:38 Science & Technology Why are we warm-blooded? Lesson duration 11:38 Manage Library 2,368,286 Views
05:27 Science & Technology Is this the most successful animal ever? Lesson duration 05:27 Manage Library 513,416 Views
05:29 Social Studies The secret society of the Great Dismal Swamp Lesson duration 05:29 Manage Library 304,176 Views
05:12 History The rise and fall of the Kingdom of Man Lesson duration 05:12 Manage Library 1,173,123 Views
04:55 Business & Economics How do governments create money out of thin air? Lesson duration 04:55 Manage Library 971,527 Views
05:34 Science & Technology The most notorious scientific feud in history Lesson duration 05:34 Manage Library 1,126,030 Views
05:58 Social Studies The dark history of the Chinese Exclusion Act Lesson duration 05:58 Manage Library 1,113,201 Views
05:57 Social Studies How one person saved over 2,000 children from the Nazis Lesson duration 05:57 Manage Library 1,980,711 Views
05:49 Social Studies Why was India split into two countries? Lesson duration 05:49 Manage Library 3,897,265 Views
05:04 Social Studies What few people know about the program that "saved" America Lesson duration 05:04 Manage Library 528,411 Views
13:18 Literature & Language "I Am Anne Frank" read by Brad Meltzer and Saul Dreier Lesson duration 13:18 Manage Library 88,296 Views
05:19 Health Ugly History: The U.S. Syphilis Experiment Lesson duration 05:19 Manage Library 622,593 Views
