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27,374,186 views
Thinking & Learning
Can you survive the creation of the universe by solving this riddle?
lesson duration 06:24
821,986 views
600,779 views
673,724 views
1,052,622 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
275,907 views
748,859 views
855,023 views
588,649 views
413,033 views
618,029 views
815,885 views
173,774 views
300,099 views
1,075,598 views
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229,673 views
2,547,610 views
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186,015 views
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