- Samurai Sudoku Puzzle Book for Adults - Medium: 500 Normal Sudoku Puzzles Overlapping into 100 Samurai Style
- Large Print Sudoku 16x16 - 100 Hard Puzzles: Very Difficult Hexadoku with Solutions - Sudoku Variant Puzzle Book for Adults
- Large Print Sudoku 16x16 - 100 Medium Puzzles: Hexadoku Puzzle Book for Adults - Sudoku Variant Game
- Large Print Sudoku 12x12 - 100 Hard Puzzles: Vey Difficult Sudoku Variant - Different Style of Sudoku Puzzle Book for Adults
- Samurai Sudoku Puzzle Book for Adults - Hard: 500 Difficult Sudoku Puzzles Overlapping into 100 Samurai Style





























