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Can you solve the time traveling car riddle? - Dan Finkel

Can you solve the time traveling car riddle? - Dan Finkel

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Can you solve the time travel riddle? - Dan Finkel

Can you solve the time travel riddle? - Dan Finkel

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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 "Einstein’s Riddle"? - Dan Van der Vieren

Can you solve "Einstein’s Riddle"? - Dan Van der Vieren

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Can you solve the bridge riddle? - Alex Gendler

Can you solve the bridge riddle? - Alex Gendler

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Can you solve the Ragnarok riddle? - Dan Finkel

Can you solve the Ragnarok riddle? - Dan Finkel

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Can you solve the Alice in Wonderland riddle? - Alex Gendler

Can you solve the Alice in Wonderland riddle? - Alex Gendler

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Can you solve the cheating royal riddle? - Dan Katz

Can you solve the cheating royal riddle? - Dan Katz

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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 airplane riddle? - Judd A. Schorr

Can you solve the airplane riddle? - Judd A. Schorr

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Can you solve the locker riddle? - Lisa Winer

Can you solve the locker riddle? - Lisa Winer

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

Can you solve the unstoppable blob riddle? - Dan Finkel

Can you solve the unstoppable blob riddle? - Dan Finkel

A shooting star crashes onto Earth and unleashes a hideous, rampaging blob.

Can you solve the sea monster riddle? - Dan Finkel

Can you solve the sea monster riddle? - Dan Finkel

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