Can you solve the jail break riddle? - Dan Finkel

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

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Can you solve the birthday cake riddle? - Marie Brodsky

6 Logical reasoning questions to trick your brain

Could you pass this interview? The famous batteries and flashlight logic puzzle

The Math Riddles Test: Only 1 in 100 Can Solve These!

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

Can you solve the prisoner hat riddle? - Alex Gendler

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Google Interview Puzzle | Poisonous Milk Bottle | Simple yet Tricky

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Can you solve the troll’s paradox riddle? - Dan Finkel