- Beginner Sudoku: 400 Easy Puzzles (Sudoku for Beginners)
- Easy Sudoku Puzzle Book For Adults: 400+ Easy Sudoku Puzzles and Solutions For Absolute Beginners
- Hard Sudoku Puzzle Book for Adults: 400+ Hard Sudoku Puzzles and Solutions For Adults and Smart Kids
- Jumbo Sudoku Puzzle Book For Adults (Vol. 3): 800+ Sudoku Puzzles Medium - Hard: Difficulty Medium - Hard Sudoku Puzzle Books for Adults Including Instructions and Answer Keys
- Compact Size SUDOKU Puzzle Book For Adults: Sudoku Pocket: Travel-Friendly Book with 160 Easy Sudoku Puzzles and Solutions for Beginners