These puzzles are fun to play and can be enjoyed at your leisure on your iPhone, iPod touch, and iPad. Other features include: ------------------- - Timing clock - Lots of options: 7 chess piece sets and 7 different colors schemes including wood and marble. - Social: Leaderboards to compare the number of puzzles you have solved with your friends and other players. Facebook integration - including the ability to post your progress and ask your friends for help on a puzzle. - Universal app - works on iPhone, iPod Touch, and iPad! -------------------
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