Past Sudoku

This online software is text based and therefore will work on computers that do not allow Java Applet downloads.

Sudoku rules: The rules are simple. You must fill in the missing numbers making sure that each row, column and 3 x 3 box do not contain the same number twice.
For more information on Sudoku rules read the Sudoku Rules and Info page.
Please read the Sudoku Help Page for help using the our free online Sudoku software.

Key to difficulty




Not known

Past Sudoku 9 x 9