- 100 sudoku Hard: Difficult Sudoku Puzzle book for adult - 8,5 in X 11 in - Large Print - Answer key included
- 100 sudoku Medium: Difficult Sudoku Puzzle book for adult – 8,5 in X 11 in – Large Print – Answer key included
- 100 sudoku Hard: Difficult Sudoku Puzzle book for adult – 8,5 in X 11 in – Large Print – Answer key included (French Edition)
- 100 Sudoku Easy: Difficult Sudoku Puzzle book for adult – 8,5 in X 11 in – Large Print – Answer key included (French Edition)
- 100 sudoku Easy: Difficult Sudoku Puzzle book for adult – 8,5 in X 11 in – Large Print – Answer key included