If the cards shown here are rearranged to form four new poker hands of five cards each, what is the lowest possible winning ...

Solve the math puzzle from our February 2026 issue, where we plan a return passage for a robotic explorer that doesn’t want ...

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 ...

You and I go out to eat at a conveyer-belt sushi restaurant. It serves four types of sushi: ahi roll, Boston roll, caterpillar roll and dragon roll. We each have access to our own conveyer belt that ...

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 ...

A brain teaser challenge is a type of IQ test that mostly involves solving a puzzle, cracking a code, finding a hidden object ...

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 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 ...

Holidays bring celebration, rest and, for many families, long stretches of indoor time. For some, this means table top games quickly reappear on kitchen tables. Games provide opportunities for ...