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Thinking & Learning
How to manage your time more effectively (according to machines)
lesson duration 05:10
6,090,711 views
386,357 views
1,367,763 views
1,255,255 views
1,642,485 views
2,136,997 views
4,444,847 views
2,616,972 views
765,914 views
874,726 views
33,621,586 views
Mathematics
Can you solve the rogue submarine riddle? Difficulty level: Master
lesson duration 06:19
1,068,801 views
Thinking & Learning
Can you survive the creation of the universe by solving this riddle?
lesson duration 06:24
856,720 views
1,115,494 views
891,543 views
660,470 views
884,253 views
776,421 views
471,008 views
605,265 views
Thinking & Learning
Can you steal the most powerful wand in the wizarding world?
lesson duration 05:20
391,325 views