Sudoku Puzzle Book for Adults: Sudoku puzzles for adults, Hard to Extreme Sudoku Book, Puzzle Book With Solutions, Challenging Puzzles Book - Paperback

by Simo Sof (Author)

250 sudoku puzzle & solutions with Six Levels ( Very Easy, Easy, Normal, Hard, Very Hard, Extreme )

• 250 Hard to Extreme Sudoku puzzles and Solutions
• High-quality paper
• Size: 6 x 9 inches