A math puzzle is a type of brain teaser that tests the reader's critical thinking and problem-solving skills by challenging ...

Some say the reason most manhole covers are round is that a circle cannot fall through a smaller circular hole. Which of ...

Brain teaser puzzles test the reader's critical thinking and problem-solving skills by challenging them to solve a problem.

Only highly intelligent readers can solve this math puzzle in 6 seconds. Test your IQ and problem-solving skills now!

Math is not everyone’s favorite, understandably. Hours of math homework and difficult equations can make anyone sour on the subject. But when math problems are outside of a school setting, there’s no ...

OK, you’re pretty good at identifying the person in our weekly mystery photo contest. But how sharp are you at math puzzles? You can find out to the left. We present three puzzles that were provided ...

The following is adapted from the introduction to “The Riddler: Fantastic Puzzles from FiveThirtyEight,” published by W. W. Norton & Co. It is in stores today! The world’s oldest collection of math ...

The inside of a bus may not seem like the ideal place to rekindle your interest in math, but a group of mathematicians is betting it will. Last month, the Mathematical Sciences Research Institute of ...

An important context for figuring out problems through reasoning is puzzle play, say researchers. Psychologists recently conducted a study that found two-four year-old children, who play with puzzles, ...