Exercise your mind with fun and addictive sudoku puzzles

• Includes 216 classic sudoku puzzles.
• Features 4 levels of difficulty, perfect for the novice and pro alike.
• Small, stylish book fits perfectly in your bag without taking up too much space.
• Spiral binding allows you to lay the book flat while you work.
• Complete answer key is found at the back of the book.
• 256 pages

These sudoku puzzles are easy to learn, tough to master, and impossible to put down