Sudoku Puzzle Books for Adults Mixed Easy Medium Hard: 200 Sudoku puzzle book for adults - Paperback

by Smart Book Publishing (Author)

These 200 challenging sudoku puzzles will keep your mind sharp!

puzzles developed to help people boost their memory, reasoning, creative thinking and problem solving.

They also relax the mind and relieve stress. Solving Sudoku, in this book can provide vigorous mental workouts for everyone from youngsters to senior citizens.