Experience the fun of Sudoku puzzles! This book contains 501 puzzles, perfect for people who like a bit of a challenge. This book will keep you captivated once you start. Playing these hard brain games is relaxing and addictive. You'll find instructions for getting started included. They include easy start instructions with helpful tips to get you started. The Solutions are at the back of the book if you get stuck and need to peek at the answers. Discover the enjoyment of Sudoku Puzzles!501 Hard PuzzlesLarge Size4 Puzzles Per PageSolutions Included