2,927,372 views
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Physical Fitness
What happens to your body when you start exercising regularly
lesson duration 04:19
8,394,103 views
6,334,594 views
574,606 views
5 ways social media is changing your brain
lesson duration 03:15
4,971,947 views
5,750,791 views
3,714,609 views
Thinking & Learning
How to manage your time more effectively (according to machines)
lesson duration 05:10
5,986,010 views
1,614,639 views
19,572,156 views
4,422,414 views
289,259 views
639,477 views
197,904 views
514,813 views
12,612,427 views
850,893 views
8,244,822 views
19,237,009 views
13,636,415 views
8,494,805 views
11,561,864 views
298,784 views
375,384 views