Sudoku Strategy: Using number sets to solve difficult puzzles mentally

By Gino Cox

Tools to solve difficult Sudoku puzzles mentally without pen & paper. Most Sudoku strategies rely upon deductive reasoning which requires keeping track of a large number of possible solutions for each open cell. These strategies enable even inexperienced players to solve difficult puzzles using only a few numbers (usually two, three or four) at a time. It includes step-by-step solutions to several puzzles.

• Format: Paperback
• Language: English
• ISBN: 1523353023
• ISBN13: 9781523353026
• Release Date: January 2016
• Publisher: Createspace Independent Publishing Platform
• Length: 140 Pages
• Weight: 0.59 lbs.
• Dimensions: 0.4" x 6.0" x 9.0"