ThinkerToy: Shapes is a geometric shape puzzle creation tool for the iPad. The app comes bundled with 90 puzzles organized by themes such as "Landmarks", "Robots", "Transportation", etc. In addition to the built in puzzles, new pictures can be created with the app, converted to puzzles and uploaded to the online gallery. Users can download any pictures as puzzles onto their own iPad. Pictures can also be shared via Facebook, Twitter, Tumblr or email. There are ten Shapes available to create pictures. The shapes can be customized with color, size and rotation. Sounds can be set to play upon puzzle completion. A set of sound effects is included in the app or you can record your own.