Math puzzles test readers' critical thinking skills by challenging them to solve problems. Math puzzles can boost analytical thinking and problem-solving skills. A brain teaser challenge typically ...

In 2023, I posed 23 challenges as part of the Gizmodo Monday Puzzle series. Some require a bit of math, and others a light familiarity with physics; but most can be solved through logic and creative ...

Hang a picture on three nails so that removing any two will cause the picture to fall but removing just one will not. Hint: See the solution for two nails in the graphic below: clockwise around a, ...