Now's your chance to play the brain-busting puzzle game that is taking the world by storm. With more than 100 million Sudoku puzzles, you'll never see the same puzzle twice in Sudoku Challenge! You can select the classic nine-by-nine Sudoku game boards as well as Grand Sudoku, which challenges you to complete five intersecting Sudoku boards simultaneously. Just a beginner? Don't worry--with three difficulty options, even a novice player can complete a Sudoku with ease. But if you're a seasoned pro, challenge yourself in Expert mode and test your true skills. It's time to get your thinking cap on and see how many Sudoku puzzles you can conquer.