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04:33 Environmental Science How smart are orangutans? Lesson duration 04:33 Manage Library 3,497,452 Views
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04:50 Science & Technology Does this look white to you? Lesson duration 04:50 Manage Library 10,541,392 Views
04:23 Earth and Space Science How do animals see in the dark? Lesson duration 04:23 Manage Library 1,214,689 Views
04:32 Health Our natural sleep cycle is nothing like what we do now Lesson duration 04:32 Manage Library 589,827 Views
04:09 Environmental Science Are spotty fruits and vegetables safe to eat? Lesson duration 04:09 Manage Library 770,080 Views
04:07 Life Sciences What is the biggest single-celled organism? Lesson duration 04:07 Manage Library 749,954 Views
06:17 Information Literacy This Video Will Make You Angry Lesson duration 06:17 Manage Library 10,107,798 Views
12:21 Psychology How to stay calm when you know you'll be stressed Lesson duration 12:21 Manage Library 16,042,629 Views
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02:28 Numbers & Operations How to visualize one part per million Lesson duration 02:28 Manage Library 366,218 Views
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12:47 Psychology What makes a good life? Lessons from the longest study on happiness Lesson duration 12:47 Manage Library 24,788,658 Views
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