Difficult Brain Teasers

These brain teasers are rated our most difficult.

Total matches: 11
Prev  1  2  Next
Title  Detail  Hits  Rating  
Solved by preschoolers in 5 mins8809 = 6 7111 = 0 2172 = 0 6666 = 4 1111 = 0 3213 = 0... more>>>4 stars
Zebra PuzzleThis was supposedly created by Einstein, and some claim only 2% of the world can solve it.... more>>>4 stars
The Three KnightsDuring the age of the medieval empires, when knights and barbarians fought against each other, a... more>>>4 stars
Does the water fall or riseA man rowing a boat in a lake throws his anchor into the waterDoes the water level rise or... more>>>4 stars
The next letterWhich letter should replace the question mark? OZW AO?... more>>>4 stars
I turn polar bears white... more>>>3.5 stars
How would you weigh an aeroplaneA common brain teaser used in some job interviews... how would you weigh an aeroplane without sca... more>>>3.5 stars
23 PrisonersA warden meets with the 23 prisoners when they arrive at the prison. He tells them:... more>>>3.5 stars
One Hundred CoinsYou are in a dark room with 100 coins on a table, 12 are heads and the rest are tails, and the tw... more>>>3.5 stars
Monty Hall ProblemSuppose you're on a game show, and you're given the choice of three doors: Behind one door is a c... more>>>3.5 stars



Total matches: 11
Prev  1  2  Next