IQ Puzzler Pro XXLSmart Games IQ Puzzler Pro XXL will challenge your logic and strategy skills with 188 challenges in three playing modes. Multiple levels of brain teasing fun! SmartGames new IQ Puzzler Pro XXL features 188 challenges in three playing modes, including both 2D and 3D challenges! The top of the game board features a grid for 2D challenges and a separate grid for 3D pyramid challenges, while the bottom of the board features a completely different 2D