Game instructions for Sudoku Challenge:
Sudoku Challenge is a challenging puzzle game on www.flash-games.net for free. The goal for you is to fill in the grid so that every row, every column and every 3*3 box contains the digits 1 through 9 without repetition. The rule is simple, but it is quite difficult to solve the problem. Be patient for it may cost you a lot of time to make it. Come on and use your brain to win the game!