A jigsaw puzzle company wants to design a new rectangular puzzle with a specific quirk: it must have the same number of edge ...

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 ...

A new study finds that middle and high school students differ in how they solve logic puzzles, with older teens showing better statistical reasoning under time pressure but still lacking adult-level ...

Katie has a PhD in maths, specializing in the intersection of dynamical systems and number theory. She reports on topics from maths and history to society and animals. Katie has a PhD in maths, ...

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 ...

Here, count with me: 1, 2, 3, 4, 5, 6, 7, 8, 9, T, 11, 12 … Oh, what’s that? You write ten with “zero”? Fair enough. Zero, we have been told, is the ...

You have a sharp brain if you can solve this math puzzle. Test your problem-solving skills and intelligence now! Math puzzles test readers' critical thinking skills by challenging them to solve ...