Sudoku is a logic-based puzzle, in which you have to place number to correct positions. The objective is to fill a 9x9 grid so that each column, each row, and each of the nine 3x3 boxes contains the digits from 1 to 9, only one time each (that is, exclusively). Good luck in solving Sudoku :)
To play, Javascript of your web browser must be activated and you need Flash player which must be installed or upgraded on your computer. You can download this free player on the Plugins page.