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 ...

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 ...

Imagine someone handing you a scrap of net from a basketball hoop, with knotted red cord attached to the netting, and telling you this bit of string is a clue in a puzzle. How quickly — if ever — ...

This past week's puzzle, as presented: Ping pong (or table tennis) is a game of both odds and luck. Most games I have seen have been rather one sided — it is really rare that two players are really at ...