Sudoku (in Japanese: 数 独, single number) is a number crossword puzzle where you have to place digits on a (usually 9 × 9) checkerboard, made up of 9 polygons (usually squares, but not always) of 9 squares each. Purpose of the Game - Place the 9 symbols (most of the digits 1 to 9) on the game board so that each column, each line, and each polygon, each icon will appear exactly once.
The game board has some icons and should be considered when placing the icons during the game.
Some researchers have attributed the virtues of solving Sudoku puzzles to enhancement or retention of mental skills.
To print the Sudoku puzzle you would like to solve, click on it and then click Ctrl+P. The solution to Sudoku is under the Sudoku puzzle itself. Good luck and Have fun!