All Ages

You know you are smart, but would you like to show off a little bit?

Solve our monthly Mind Twister problem, send your solution and we will publish the most original and best worded solutions, as well as bio of the best problem-solvers.

Current Mind Twister Flag Ceremony Read the Answers   Past Mind Twisters The Three-Move Matchstick Game Read the Answers Mother's Gift Read the Answers Ladies and Gentlemen Read the Answers Forest Plague Read the Answers Confusion at the Maternity Ward Read the Answers The Code Breaker Read the Answers Triangles Anyone? Read the Answers The Missing Shape Read the Answers The Overlapping Triangles Read the Answers Fill It Up Read the Answers The Three Thieves Read the Answers The Sibling Problem Read the Answers Make 4 out of 3 Read the Answers Smart as a Brick Read the Answers Egghead Puzzle Read the Answers The Wonder Year Read the Answers Psyche Them Read the Answers At the Farm Read the Answers Life in the Zoo Read the Answers Your Island in the Sun Read the Answers