Sometimes, the simplest tasks can turn out to be the most complicated. While that’s a frustrating fact of life in general, it does make for some fun brainteasers! Take this “how many squares” puzzle, ...

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 ...