Take a break and challenge your mind with the Kappa Sudoku Puzzles Book from Luna Office Supply - Everyday Essential. This digest-sized book is packed with puzzles that will keep you engaged and entertained. Whether you're a seasoned Sudoku player or a novice looking to improve your skills, this book offers a variety of puzzles to suit all levels. Enjoy the satisfaction of solving these intriguing number puzzles. Keep your mind sharp and active with Luna Office Supply - Everyday Essential.