03:48 Writing/Composition The punishable perils of plagiarism Lesson duration 03:48 Manage Library 661,497 Views
03:48 Linguistics One of the most difficult words to translate... Lesson duration 03:48 Manage Library 2,000,537 Views
03:47 Numbers & Operations How to defeat a dragon with math Lesson duration 03:47 Manage Library 4,418,778 Views
03:47 Environmental Science Where we get our fresh water Lesson duration 03:47 Manage Library 428,835 Views
03:47 Numbers & Operations A trip through space to calculate distance Lesson duration 03:47 Manage Library 152,936 Views
03:47 Physical Fitness How playing sports benefits your body ... and your brain Lesson duration 03:47 Manage Library 2,234,921 Views
03:46 Earth and Space Science A rare, spectacular total eclipse of the sun Lesson duration 03:46 Manage Library 1,085,806 Views
03:46 Mathematics The math behind Michael Jordan’s legendary hang time Lesson duration 03:46 Manage Library 1,407,267 Views
03:45 Writing/Composition Three anti-social skills to improve your writing Lesson duration 03:45 Manage Library 3,275,140 Views
03:45 Earth and Space Science Four ways to understand the Earth's age Lesson duration 03:45 Manage Library 657,985 Views
03:42 Environmental Science Phenology and nature's shifting rhythms Lesson duration 03:42 Manage Library 91,826 Views
03:42 Earth and Space Science The beginning of the universe, for beginners Lesson duration 03:42 Manage Library 1,225,777 Views
03:39 Civics The historical audacity of the Louisiana Purchase Lesson duration 03:39 Manage Library 689,897 Views
03:39 Public Health Fresh water scarcity: An introduction to the problem Lesson duration 03:39 Manage Library 583,912 Views
03:39 Science & Technology The science of static electricity Lesson duration 03:39 Manage Library 2,836,752 Views
03:38 Visual Arts Gyotaku: The ancient Japanese art of printing fish Lesson duration 03:38 Manage Library 515,800 Views
03:38 Social Studies What you might not know about the Declaration of Independence Lesson duration 03:38 Manage Library 1,956,550 Views
03:36 Life Sciences Got seeds? Now add bleach, acid and sandpaper Lesson duration 03:36 Manage Library 850,597 Views
03:35 Civics A 3-minute guide to the Bill of Rights Lesson duration 03:35 Manage Library 2,027,379 Views
03:35 Technology How did trains standardize time in the United States? Lesson duration 03:35 Manage Library 224,007 Views