6 Square Sudoku Printable 6 Square Sudoku Printable – There are a number of ways that you can make use of Printable Sudoku puzzles. One way to make them more appealing is to customize them using QR codes. You can include a QR code on…

Printable 6 Square Sudoku Printable 6 Square Sudoku – There are a number of ways that you can use Printable Sudoku Puzzles. One option is to make them more personal using QR codes. It is possible to add a QR code to any puzzle that…