Sudoku Puzzle Book, 800 EXTRA HARD Puzzles: Single Difficulty Level For No Wasted Puzzles

By Sudoku Puzzle Books

You might not be an Einstein but you can really sharpen up your mind and improve your memory by playing Sudoku every day. Sudoku stimulates your mind by helping you practice your logical thinking... This description may be from another edition of this product.

• Format: Paperback
• Language: English
• ISBN: 1544768206
• ISBN13: 9781544768205
• Release Date: March 2017
• Publisher: Createspace Independent Publishing Platform
• Length: 276 Pages
• Weight: 1.42 lbs.
• Dimensions: 0.6" x 8.5" x 11.0"