Sudoku Puzzle Book: 600 Sudoku Puzzles

✅ HAVE FUN AND IMPROVE YOUR BRAIN ACTIVITY: boost your focus, memory and mental health.✅ IDEAL FOR TRAVELING.✅ CARE OF DETAILS: we have created a matte-finish cover for an elegant, professional look and feel✅ FOR ALL LEVELS: this is a sudoku travel game suitable for all levels as it contains a great number of puzzles, exactly 600.✅ 100 PAGES: each page has been designed to allow you to have 6 puzzles per page.✅ IDEAL GIFT: Sudoku books as gifts are usually really appreciated!