Sudoku Variations Free Printable April 11, 2022June 3, 2022· Printable Sudoku by Kari D. Dunbar Sudoku Variations Free Printable Sudoku Variations Free Printable – There are a number of ways that you can use Printable Sudoku puzzles. One option is to make them more personal using QR codes. You can add a QR code to any 9×9 sudoku, for example,…