- Christmas Sudoku Puzzles for Adults: Stocking Stuffers For Men: Christmas Sudoku Puzzles: Sudoku Puzzles Holiday Gifts And Sudoku Stocking Stuffers
- 16X16 Christmas Sudoku: Stocking Stuffers For Men, Kids And Women: Christmas Sudoku Puzzles for Family : Medium Sudoku Puzzles Holiday Gifts And Sudoku Stocking Stuffers
- 16X16 Sudoku Puzzle Book for Adults: Stocking Stuffers For Men: The Must Have 2020 Sudoku Puzzles: Easy Sudoku Puzzles Holiday Gifts And Sudoku Stocking Stuffers
- Easy to Medium Sudoku Puzzle Book for Adults: 400+ Easy to Medium Sudoku Puzzles and Solutions For Intermediate And Absolute Beginners
- Sudoku Puzzle Book for Smart Kids: More Than 200 Entertaining and Educational Sudoku Puzzles made specifically for 8 to 15-year-old kids while improving their memories and critical thinking skills