If you want to increase your concentration power, then you chose the right book to do that. Sudoku is a numbers game that requires memory and logic. You have to think strategically and creatively to solve the puzzles. Whenever you stop in the middle of the game, you restart your thinking process and that improves your re-focus skills and concentration power. Good luck!

Binding Type: Paperback
Publisher: Puzzle Therapist
Published: 09/20/2017
ISBN: 9781541941489
Pages: 168
Weight: 0.51lbs
Size: 9.00h x 6.00w x 0.36d