- Sudoku Book for Adults Medium: 300 Sudokos for Intermediate Adult Players (With Solutions)
- Easy Sudoku for Seniors: 250 Large Print & Easy to Solve Sudokus with Solutions for Seniors
- Sudoku Large Print Hard: 250 Hard Sudokus for Advanced Players, Includes Solutions - Large Print
- Sudoku for Teens: 400 Easy to Medium Sudokus for Teenagers
- Sudoku Large Print Medium: 250 Medium Difficulty Sudokus with Solutions - Large Print