May is almost here, bringing warmer weather and various holidays, such as Mother's Day, Memorial Day and Cinco de Mayo. While Cinco de Mayo is the most popular reason to celebrate May 5, this year, ...

Today is Cinco de Mayo. And this year, the fifth of May is filled with mathematical joy. It is — Square Root Day! It all started in 1981. "I was writing a check in late August," says Ron Gordon, who ...

Divide this figure into three parts that can be arranged into a square. The parts must not be folded over to make their current back the front, they must not overlap, and there must not be any gaps in ...

Draw four lines beginning and ending at the gray points to break this square into pieces that can be rearranged into five identical squares. Show puzzle solution Bonus: Suppose you can use any number ...