Brain Games - Brain Workout: Sudoku

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!