Andux Wooden Sudoku Puzzle Board Game with Drawer SD-02 (Black)
- No pencil nor paper required. Made of beech wood, 81 thinking tiles. The best way to train brain. 2 spare tiles per number included..
- Comes with a booklet of 100 sudoku puzzles..
- Two spare tiles per number (in a bag) all fit neatly into the drawer.
- Each tile is double-sided, black for numbers you're sure about, red for possibles..
- The objective is to fill a 9×9 grid with digits so that each column, each row, and each of the nine 3×3 subgrids that compose the grid (also called "boxes.