Masyu Logic Puzzles: 500 Easy to Hard: : Keep Your Brain Young (Paperback) (ISBN-13: 9781701480995)

Masyu is a logic puzzle with simple rules and challenging solutions. It is played on a rectangular grid of squares, some of which contain circles; each circle is either "white" (empty) or "black" (filled).

This Logic Puzzles book is packed with the following features:

- 500 Masyu (9x9) Puzzles from Easy to Hard.

- Answers to every puzzle are provided.

- Each puzzle is guaranteed to have only one solution.

- Includes free bonus puzzles you can download book (Tons of Sudoku Puzzles for Adults & Seniors)

- Includes free bonus puzzles you can download book (Word Search With Hidden Message: 102 Puzzles for Adults and Seniors)