Here's a game that will make your brain smoke take much thinking. The famous game of Sudoku comes at online version so you train the mind and, at the same time, spend a fun time solving these puzzles. You have seventy-five computer levels by their level of difficulty. If you are new to this it is best to start with the easy level to get used to the game. Your objective is that in each line, vertical and horizontal, and each box numbers 1 to 9 are, so you can not repeat in the same row two numbers. Look at the numbers that come as default and use them as a guide to put the missing. You can take your time as there is no countdown, in this game the rush is never good. Enter the world of Sudoku with this fantastic game. Enjoy the game Original sudoku, it's free, it's one of our mathematics games we've selected.