CryptoPics (also known as Nonograms, Griddlers, CrossPix, Pic-A-Pix, etc.) are a type of logic puzzle from Japan. The idea is to use the number clues to reveal a hidden picture. A completed one is shown below.

The CryptoPics software allows you to play, edit and create puzzles like this one, of sizes up to 99 x 99 squares. It includes a full tutorial and a variety of pre-made puzzles. There's also an on-line library of puzzles available, where you can get more puzzles to play or post your own creations! Best of all, it's FREE! Download CryptoPics Get more CryptoPics software at World of CryptoPics!