Photo puzzles are all the rage, but Out-of-Sight Photo Puzzles outdoes them all. Featuring stunning images of unparalleled color and detail, each page is an eye-popping, picture-puzzle-fest that goes beyond mere spot-the-differences. There are puzzles to unscramble, ones to rotate, and other unique fun twists. And with the brainteasers divided into Easy, Medium, Hard, and Killer, there's something for solvers of every level.