Brain Teasers

Many different types of puzzles fall under the heading of brain teasers, from short riddles to complex logic puzzles, from mathematical games to puzzles dealing with probability.

Logic Puzzles

Solving logic puzzles requires a rigorous approach. Your intuition will probably lead you astray, but careful mental steps will lead you to the answer.


Probability Puzzles

Probability is subject to strict mathematical measurement, but our everyday reasoning often leads us in the wrong direction.


Math Puzzles

Math puzzles may seem like they should be easy to figure out, but these require some careful thinking.



Problems involving codes and secret messages.

Secret Messages and Padlocks


Game Theory



More Brain Teasers

Here are some more brain teasers that I didn’t put into any of the categories above.


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brain teasers, word games, paradoxes, situation puzzles, and optical illusions