Number Galore for Adults to Explore 240 Sudoku Puzzle Books Hard Edition

Hard Sudoku games require more time thinking and planning. Come up with a good strategy to follow and stick to it. To come up with a strategy, you will have to do a lot of brain conditioning through trial and error. Are you up for it? If you are, then here's the book to begin with!

Binding Type: Paperback
Publisher: Puzzle Therapist
Published: 09/20/2017
ISBN: 9781541941533
Pages: 168
Weight: 0.51lbs
Size: 9.00h x 6.00w x 0.36d