The 'How To' Book for Solving Difficult Sudoku Puzzles

Have you ever had a Sudoku puzzle you couldn't solve? This book gives you the tools to solve it. But more than that, it shows you how to solve puzzles quickly. You'll learn the seven step method for tackling even the most challenging puzzles. This book takes you through two very hard puzzles using a step-by-step tutorial so that you learn by doing.