Sudoku is fun and addicting Challenge your brain--but not on your eyes--with this collection of 162 sudoku puzzles

• 5 levels of difficulty offer something for puzzlers of all experience levels.
• Sudoku grids are large, easy to read, and simple to fill out.
• Spiral binding allows the book to lay flat for easy puzzling, whether at home or on the go.
• Complete answers are located in the back of the book.
• 192 pages