Rules And Instructions

Sudoku is made up of 9 boxes. Each box, row and column must have the numbers 1 - 9 with no duplicate numbers.

Once you have filled allthe squares click the Orange Question Mark in the bottom right corner to find out if you have done it correctly. If it is incorrect it will show you the numbers that are duplicated.

To do another puzzle click the refresh button on your browser to clear the puzzle and load a new one.