Do you enjoy to solve SUDOKU? You will love this SUDOKU book. This SUDOKU puzzles book is ideal for relaxing and in the same time to make you being more in love with this kind of game. This book is suitable for new Sudoku players and also for expert/advanced Sudoku players because it is divided into 5 levels of difficulty. If you run into problems, the second part of the book is your rescue, the book also contains answers to all 600 SUDOKU puzzles...