Think you are smarter than most? This viral fruit math puzzle is stumping 90% of people online. You have just 11 seconds to ...

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 ...

Brain teasers are one of the best puzzles to test the sharpness of the brain. Readers need to think outside the box for solving brain teasers. These challenges are presented in the form of a picture ...

IQ tests present the readers with problems in the form of picture puzzles or math problems, and the reader needs to find the solution within a time limit. These simple puzzle games make the brain ...

Math Puzzle: Only intelligent minds can solve this math puzzle by finding the missing value in 17 seconds. Are you one of them? Try now! A math puzzle is a type of brain teaser that tests the reader's ...

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 ...