Sudoku Puzzles Hard To Very Hard.: Puzzle Book For Adult, Contains Challenging Sudoku Puzzles With Answers. - Paperback

by Ben Solo (Author)

Hard and very hard Sudoku Puzzles.

- 80 Puzzles.

- 4 Puzzles per page.

- The answers are in the next page of each puzzle.

- Amazon premium quality paper.

- Premium book cover design.