1000+ Sudoku Puzzles for Adults: Medium to Hard Sudoku Puzzle Book with Detailed Step-by-step Solutions and Hints When You Get Stuck (Cerebro)

1000+ Sudoku Puzzles for Adults: Medium to Hard Sudoku Puzzle Book with Detailed Step-by-step Solutions and Hints When You Get Stuck (Cerebro)

1000+ Sudoku Puzzles for Adults: A Book With More Than 1000 Sudoku Puzzles from Easy to Hard for adults.

Sudoku Book for Adults - Large Print: Sudoku Puzzle Book with Solutions - The Perfect Challenge for All Skill Levels