Add Yahoo as a preferred source to see more of our stories on Google. And one thing's for sure: it's making people think. Can you solve the riddle? Find out below. At first glance, this riddle ...

A man steals $100 from a shop. What happens next is the subject of one of the most debated and challenging riddles ever to hit the internet. It’s a deceptively simple scenario that tests how we think ...

When you need a vigorous, sweat-inducing brain workout, attempting to solve some hard riddles is a sure way to get those intellectual reps in. Putting your smarts to the test in this way is not for ...

Riddles are an amusing way to work out the brain. Mulling over perplexing puzzles or solving a difficult brain teaser can really get those mental gears spinning unlike anything else. Recently, a ...