Sudoku Puzzle is one of the most popular calculation games. It is played by employing logical thinking. The calculation process does not require calculus or any special mathematics expertise. You only need to brainstorm and concentrate.The process of solving Sudoku is filling numbers from 1-9 into 9x9 grids. Numbers in each column and each row and each group (3x3 grids in rough-line boxes) cannot be repetitive. Sudoku Puzzle also added two different modes. Diagonal Sudoku and Hyper Sudoku has more requirements. Numbers on more special group have to be numbers from 1-9 and cannot be repeated. If you play Sudoku every day, you can improve your concentrated force and further develop your brain potential.