Sudoku is great time spender, our game offers you all variety of Sudoku games such as hyper Sudoku X-Sudoku, percent Sudoku and color Sudoku, with different difficulty level and different color theme board to play with over 100 Sudoku puzzle games, you can train your brain skills to a great level of concentration and your math skills a bit, people who are constant Sudoku players are showed highly improved memory skills as well