PuzzleBooks Press 
PuzzleBooks Press Sudoku – Volume 10 
600 Various Puzzles – Train Your Brain!

Hours of Sudoku puzzles to enjoy!
A bargain for anyone looking to stimulate their brain!
Makes a perfect gift for birthdays, holidays, or just to relax.
Enjoy these easy-to-read puzzles anytime, anywhere!

This book includes:
180 Easy Puzzles
240 Medium Puzzles
180 Expert Puzzles
Easy-to-read Solutions