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27,373,890 views
Thinking & Learning
Can you survive the creation of the universe by solving this riddle?
lesson duration 06:24
821,919 views
600,755 views
673,694 views
1,052,537 views
Science & Technology
The untapped genius that could change science for the better - Jedidah Isler
lesson duration 13:43
63,156 views
Design, Engineering & Technology
How do jetpacks work? And why don't we all have them?
lesson duration 05:03
275,898 views
748,847 views
854,947 views
588,622 views
413,032 views
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173,770 views
300,066 views
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229,666 views
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