The figure below is a letter of the alphabet that has been cut of paper and folded just once. Take a moment to solve this puzzle if you like. The answer is given at the end of this article. Now let's see how well our definition applies. There are several things that help make this puzzle fun.
Puzzles are a form of play.
And play starts by suspending the rules of everyday life, giving us permission to do things that are not practical. Folded letters certainly don't have any practical value. Not too easy, not too hard . You know there are only 26 letters in the alphabet, so it seems that this puzzle can't be too difficult. In fact this puzzle is hard enough that many people never get the answer.