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Createspace Independent Publishing Platform
Keep your mind young and your memory sharp with the 500 Hard and challenging Sudoku puzzles in this book.
Scientific research has shown that solving logic puzzles as Sudoku keeps your memory sharper and your mind younger.
There are 5 levels of the puzzles from Hard to Extreme (100 puzzles in each level) with instructions, examples, and solutions.
Specifications
Stretch your brain with this unique selection of fun and challenging Sudoku. Scroll up and order your copy.
Author: Somatomint |
Publisher: Independently Published |
Publication Date: May 04, 2020 |
Number of Pages: 114 pages |
Binding: Paperback or Softback |
ISBN-10: NA |
ISBN-13: 9798643310563 |