Sudoku is a really popular number placement puzzle game that requires great logic skills. Today, Silvergames.com presents you this cool free online version of the game for your to enjoy over and over again until you complete it, without having to wait for tomorrow’s newspaper. The rules are as simple as challenging: fill each and every blank to win the game. What makes it so hard is that the number can’t repeat itself on the same row, column or 3x3 block. May sound easy, but once you start placing numbers it starts getting really tricky. Enjoy playing Online Sudoku for free on Silvergames.com!