Stimulate your brain with this Experienced Puzzler HARD 16 x 16 Sudoku Puzzle Book.
Work your brain anytime, anywhere Quick Creative\'s Ver.
With 55 Puzzles included in this book, you will be stimulating your brain for a long time helping to keep you mentally sharp and smart Great pocket size 6" x 9" means it\'s the perfect size for carrying in your purse, pocket, or backpack.
Be careful - Sudoku Books can be addictive.
Become a Sudoku Pro by solving all 55 Puzzles in this book.
Stimulate your brain with this Experienced Puzzler HARD 16 x 16 Sudoku Puzzle Book