Technically, they’re novels. But what bestselling author Danielle Trussoni writes are riddles, wrapped in mysteries, hidden inside enigmas. "The Puzzle Box," the second installment in Trussoni’s Mike ...

[Kagen Sound] is a woodworker and artist who gives a great behind-the-scenes look at his amazingly high-quality puzzle boxes (video). Not only do his varied puzzle box designs show his math background ...

This is either the coolest thing we’ve seen in a while from a major retailer, or the most twisted. Or maybe a little bit of both? According to the folks at Boing Boing, Walmart is now selling toy ...