The Original Wooden Sudoku Board How to Use the Sudoku Board The Sudoku Board is divided into 81 squares and sub-divided into 9 grids, each containing 9 squares. All you have to do is fill the empty squares with the numbered tiles so that each row, column and 3 x 3 grid contains the numbers 1-9. No two numbers can be repeated in any row, column or grid and all spaces must be filled. To start, simply duplicate any puzzle onto your Sudoku Board using the black side of the large numbered tiles, you can choose from the puzzle book provided, or any 9 x 9 Sudoku puzzle. With the remaining tiles continue filling the spaces by: Using the black side of the tiles for your definite answers. Using the red side for your possible answers - if you are wrong, simply remove them, if you are correct, turn over to black. Using the mini tiles to help if you have several choices in one square. Contents Include: Wooden Sudoku Board with recessed slots 81 double-sided (red & black) numbered tiles 81 mini double-sided tiles Puzzle book, complete with the 100 puzzles and solutions 4 self adhesive board buffers Velvet storage pouch Can be used with any sudoku puzzle No pencil or paper is required Mini tiles for multiple choices