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 ...

Move a single matchstick so that there are six squares. Each matchstick’s entire length must be part of at least one square. Show puzzle solution There are three solutions, including the mirror image ...