- 1000+ Easy Sudoku Puzzle Book: Puzzles with Solutions for Adults
- 1000+ Medium Sudoku Puzzle Book: Puzzles with Solutions for Adults
- 1,000+ Easy to Hard level Sudoku Puzzles: Puzzles with Solutions Book for Adults
- 1000+ Hard Sudoku Puzzle Book: Puzzles with Solutions for Adults
- 1200+ Sudoku: Medium Level Puzzles With Solutions