Hoffman's Hard Sudoku 1: 250 Challenging Puzzles

by George Hoffman

Hard Sudoku is a book of 250 classic, challenging puzzles created and published by sudoku expert George Hoffman. Each puzzle is guarantied to have only a single solution. To pack the most punch, the... This description may be from another edition of this product.

• Format: Paperback
• Language: English
• ISBN: 1500441597
• ISBN13: 9781500441593
• Release Date: July 2014
• Publisher: Createspace Independent Publishing Platform
• Length: 88 Pages
• Weight: 0.50 lbs.
• Dimensions: 0.2" x 8.5" x 11.0"