Advanced Sudoku Puzzle Book For Seniors #25: The Big Book Of Hard Sudoku Puzzles That Helps You Improve Concentration And Analytical Thinking Abilities (Large Print, 100 Medium Difficulty Puzzles)

By Masaki Hoshiko

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• Format: Paperback
• Language: English
• ISBN: 1087830346
• ISBN13: 9781087830346
• Release Date: October 2019
• Publisher: Bluesource and Friends
• Length: 206 Pages
• Weight: 0.80 lbs.
• Dimensions: 0.4" x 7.5" x 9.3"