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Can you steal the most powerful wand in the wizarding world?
Lesson duration 05:20
503,396 Views
548,265 Views
896,852 Views
987,883 Views
971,717 Views
Can you survive the creation of the universe by solving this riddle?
Lesson duration 06:24
929,183 Views
1,198,559 Views
702,480 Views
944,667 Views
Can you solve the rogue submarine riddle? Difficulty level: Master
Lesson duration 06:19
1,136,457 Views
34,720,026 Views
2,731,242 Views
775,918 Views
4,587,174 Views
2,218,586 Views
1,726,959 Views
1,318,382 Views
1,420,837 Views
393,138 Views
This thought experiment will help you understand quantum mechanics
Lesson duration 04:59
289,151 Views
2,908,703 Views