Sudoku is a number-placement puzzle game. The objective of the game is to fill a 9x9 grid with digits and each column, row, and each 3x3 grid contains all of the digits from 1 to 9. It is really hard as the number can't repeat on the same row, column, or 3x3 grid. If any numbers are duplicated, they will be highlighted in red. This game requires great logic skills. You can set the game difficulty level from easy, medium, to hard. You can play Sudoku game free online.
How to play
Play with your mouse.