Mr. Egghead's Sudoku 300 Extra Hard Puzzles With Solutions: Only One Level Of Difficulty Means No Wasted Puzzles

Sudoku is a fun game which helps exercise the brain and also gives you a great sense of accomplishment. It is said that it can delay dementia by making your brain work in a different way. This book contains 300 extra hard puzzles, with 4 puzzles per page and solutions at the end. 8.5" X 11"

• • Author: Richard Egg
• • Publisher: CreateSpace Independent Publishing Platform
• • Publication Date: Sep 23, 2016
• • Number of Pages: 106 pages
• • Language: English
• • Binding: Paperback
• • ISBN-10: 1539029506
• • ISBN-13: 9781539029502