Sure, riddles are fun if you’re a fan of clever wordplay. But there’s something so uniquely enjoyable about a good visual puzzle. So today, we’re calling all brainteaser aficionados: How many ...

For over a century, a simple yet tricky math problem had continued to baffle experts. Mathematicians struggled to find the fewest number of pieces needed to cut an equilateral triangle and rearrange ...

Today's jigsaw puzzles don't always look like yesteryears', and that's for the best: Not all of us care for scenery, birds and flowers as much as we like Disney and Pixar, for instance. Let's not be ...