This book includes 216 blank Tridoku grids for you to transfer puzzles over to or to make your own! Two empty grids per page.
You can use the blank Tridoku grids:
to transfer Tridoku puzzles from elsewhere to use as practice for any newspaper, magazine, or other Tridoku puzzle to make your own Tridoku puzzles to start over when you made a mistake on a Tridoku puzzle