Killer Sudoku Hard to Extreme Puzzles (Paperback) (ISBN-13: 9781645214724)

Here are some really difficult Sudoku puzzles that will definitely kill your boredom. Difficult puzzles work best if you are trying to change your mood and approach your problems with a renewed perspective. These puzzles are also useful in helping you find your own version of happiness. Start solving today.

Author: Senor Sudoku
ISBN-10: 1645214729
ISBN-13: 9781645214724
Publisher: Senor Sudoku
Language: English
Published: 02/01/2019
Pages: 78
Format: Paperback
Weight: 0.26lbs
Size: 9.00h x 6.00w x 0.16d