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

Add Yahoo as a preferred source to see more of our stories on Google. This article was originally published in The Conversation. Holidays bring celebration, rest and, for many families, long stretches ...

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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 ...

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 ...

A viral maths puzzle is leaving people scratching their heads, as although the answer is simple, one thing makes the question ...

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 ...

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 ...