Use simple logic to place the numbers 1 to 9 in the correct positions until the whole Game Grid is full, ensuring that every column, every row and every 3X3 box contains the numbers 1 to 9 only once, without any duplications. Features 1000 Sudoku puzzles of varying difficulty, with loads more available via download. Go head-to-head or work as a team in 3 multiplayer modes and share puzzles with your friends in Game Sharing Mode. Learn the basics or fine tune your Sudoku skills with the intuitive training modes. Bin your pen and paper and enjoy an interactive Sudoku experience with customizable Game Grids, time challenge puzzles, music, animated backgrounds and much more.