03:19 The Arts The many meanings of Michelangelo's Statue of David Lesson duration 03:19 Manage Library 614,606 Views
05:12 Social Studies It's a church. It's a mosque. It's Hagia Sophia. Lesson duration 05:12 Manage Library 2,184,069 Views
16:47 Environmental Science The Earth is full - Paul Gilding Lesson duration 16:47 Manage Library 20,424 Views
03:38 Social Studies What you might not know about the Declaration of Independence Lesson duration 03:38 Manage Library 2,022,941 Views
03:52 Civics What gives a dollar bill its value? Lesson duration 03:52 Manage Library 3,638,600 Views
04:08 Social Studies Tycho Brahe, the scandalous astronomer Lesson duration 04:08 Manage Library 501,760 Views
04:51 Earth and Space Science The colossal consequences of supervolcanoes Lesson duration 04:51 Manage Library 2,237,711 Views
04:49 Media and Journalism How to choose your news Lesson duration 04:49 Manage Library 1,450,340 Views
05:20 Social Studies The Silk Road: Connecting the ancient world through trade Lesson duration 05:20 Manage Library 3,619,956 Views
16:11 Social Studies Unintended consequences - Edward Tenner Lesson duration 16:11 Manage Library 20,610 Views
12:00 Teaching & Education Why good leaders make you feel safe - Simon Sinek Lesson duration 12:00 Manage Library 9,641,009 Views
05:02 Social Studies Population pyramids: Powerful predictors of the future Lesson duration 05:02 Manage Library 2,637,598 Views
23:41 Social Studies We need to talk about an injustice - Bryan Stevenson Lesson duration 23:41 Manage Library 142,011 Views
04:27 Thinking & Learning Not all scientific studies are created equal Lesson duration 04:27 Manage Library 583,947 Views
01:21 Philosophy Lessons from Auschwitz: The power of our words Lesson duration 01:21 Manage Library 386,560 Views
12:53 Religion Islam, the Quran, and the Five Pillars Lesson duration 12:53 Manage Library 12,336,928 Views
09:05 Media and Journalism Beware online "filter bubbles" - Eli Pariser Lesson duration 09:05 Manage Library 69,738 Views
05:56 History How one teenager unearthed baseball's untold history Lesson duration 05:56 Manage Library 61,729 Views
