Sudoku is a digital puzzle games.Players need to according to the known figures on the disk surface, using rules and reasoning, fill in the Numbers in the other Spaces, make every number in each row, every column and every court can only appear once.The game also points of different as easy, normal, hard, master. Player can choose difficult start.The game comprehensive test observation ability and the ability to reason, to solve the problem. Although the game is simple, but digital arrangement, how to play will not be bored with, lets do sudoku!