Grown-ups aren’t the only ones who enjoy a good thought-provoking question. Riddles are just brain-teasers that use language. They help us exercise our brains in a different way than we normally do ...

In 1884, an American author named Frances P. Sullivan published a book called the Standard Book of Riddles, Conundrums, etc. Sullivan might have thought these puzzles were "standard," but some of the ...