03:48 Writing/Composition The punishable perils of plagiarism Lesson duration 03:48 Manage Library 662,233 Views
03:48 Linguistics One of the most difficult words to translate... Lesson duration 03:48 Manage Library 2,000,804 Views
03:47 Numbers & Operations How to defeat a dragon with math Lesson duration 03:47 Manage Library 4,421,702 Views
03:47 Environmental Science Where we get our fresh water Lesson duration 03:47 Manage Library 429,844 Views
03:47 Numbers & Operations A trip through space to calculate distance Lesson duration 03:47 Manage Library 152,981 Views
03:47 Physical Fitness How playing sports benefits your body ... and your brain Lesson duration 03:47 Manage Library 2,241,523 Views
03:46 Earth and Space Science A rare, spectacular total eclipse of the sun Lesson duration 03:46 Manage Library 1,086,657 Views
03:46 Mathematics The math behind Michael Jordan’s legendary hang time Lesson duration 03:46 Manage Library 1,407,949 Views
03:45 Writing/Composition Three anti-social skills to improve your writing Lesson duration 03:45 Manage Library 3,277,414 Views
03:45 Earth and Space Science Four ways to understand the Earth's age Lesson duration 03:45 Manage Library 659,167 Views
03:42 Environmental Science Phenology and nature's shifting rhythms Lesson duration 03:42 Manage Library 92,148 Views
03:42 Earth and Space Science The beginning of the universe, for beginners Lesson duration 03:42 Manage Library 1,227,117 Views
03:39 Civics The historical audacity of the Louisiana Purchase Lesson duration 03:39 Manage Library 691,639 Views
03:39 Public Health Fresh water scarcity: An introduction to the problem Lesson duration 03:39 Manage Library 585,797 Views
03:39 Science & Technology The science of static electricity Lesson duration 03:39 Manage Library 2,845,020 Views
03:38 Visual Arts Gyotaku: The ancient Japanese art of printing fish Lesson duration 03:38 Manage Library 516,342 Views
03:38 Social Studies What you might not know about the Declaration of Independence Lesson duration 03:38 Manage Library 1,958,480 Views
03:36 Life Sciences Got seeds? Now add bleach, acid and sandpaper Lesson duration 03:36 Manage Library 850,711 Views
03:35 Civics A 3-minute guide to the Bill of Rights Lesson duration 03:35 Manage Library 2,031,600 Views
03:35 Technology How did trains standardize time in the United States? Lesson duration 03:35 Manage Library 224,257 Views