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Can you solve the passcode riddle? - Ganesh Pai

Can you solve the passcode riddle? - Ganesh Pai

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Can you solve the locker riddle? - Lisa Winer

Can you solve the locker riddle? - Lisa Winer

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Can you solve the jail break riddle? - Dan Finkel

Can you solve the jail break riddle? - Dan Finkel

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Can you solve the dark coin riddle? - Lisa Winer

Can you solve the dark coin riddle? - Lisa Winer

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Can you solve the rogue submarine riddle? - Alex Rosenthal

Can you solve the rogue submarine riddle? - Alex Rosenthal

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Can you solve the false positive riddle? - Alex Gendler

Can you solve the false positive riddle? - Alex Gendler

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Can you solve the Leonardo da Vinci riddle? - Tanya Khovanova

Can you solve the Leonardo da Vinci riddle? - Tanya Khovanova

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Can you solve the riddle of Pandora’s box? - Alex Rosenthal

Can you solve the riddle of Pandora’s box? - Alex Rosenthal

TED-Ed has launched its first ever physical game: Pandora's Legacy! Learn more and get your copy here: ...

Can you solve the riddle and escape Hades? - Dan Finkel

Can you solve the riddle and escape Hades? - Dan Finkel

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Can you solve the secret assassin society riddle? - Alex Rosenthal

Can you solve the secret assassin society riddle? - Alex Rosenthal

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Can you solve the famously difficult green-eyed logic puzzle? - Alex Gendler

Can you solve the famously difficult green-eyed logic puzzle? - Alex Gendler

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Can you solve the river crossing riddle? - Lisa Winer

Can you solve the river crossing riddle? - Lisa Winer

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Can you solve the virus riddle? - Lisa Winer

Can you solve the virus riddle? - Lisa Winer

View full lesson: http://ed.ted.com/lessons/