Boost your brainpower with fun and addicting sudoku puzzles!

• This book includes 162 classic sudoku puzzles
• The puzzles become increasingly challenging as the book progresses
• Sudoku grids are large, easy to read, and simple to fill out
• Check your work with the answer key at the back of the book 
• Spiral binding allows the book to lay flat while in use
• 192 pages

Whether you are new to sudoku or craving a fresh challenge, this sudoku book will give your brain a healthy workout!