Ready to become a Sudoku master Then 100] Sudoku Puzzles - Volume 1 is for you Whatever your level, you'll love this huge Sudoku puzzle book. The 150 puzzles increase in difficulty from warm-ups to total mind-bogglers-perfect for players who want to gradually improve their skills and for masters who want a range of challenges to stay sharp. Book one of Sudoku Puzzle Book Series by Adam Ellis. This Book Contains 55 veryeasy, 40 easy, 40 Moderate and 15 Advanced difficulty Sudoku Puzzles with answers, for beginners and experienced Sudoku Puzzlers. Are you good enough to finish every Sudoku puzzle? Buy Now to Find Out