Riddles have a unique way of bending our perception, making us question what we think we know. Often, what seems ...

Add Yahoo as a preferred source to see more of our stories on Google. Who doesn't love a good riddle? The only thing we can think of that's better than one riddle is a list of 50 "What Am I" riddles!

If you've got the time, we've got the riddle. And it's time for a riddle about time: How many numbers are on a clock? It begins with the simplest of questions that, nevertheless, has no simple answer.