- 250 best puzzles + surprise in 250 Classic Killer Sudoku puzzle - very hard levels (need to download and print) - all riddles have only one verified solution - 2 puzzles on 1 page, very practical and convenient - a lot of free space for the progress of your thoughts - good mind support in excellent form - large font - develops memory, logical thinking, helps to focus - creative possibilities are expanding Ideal gift for all fans of puzzles. An excellent book for free time and learning of the mind. I hope you enjoy the book. I would be very grateful if you write a review. Best regards, Andrii Pitenko
- | Author: Andrii Pitenko
- | Publisher: CreateSpace Independent Publishing Platform
- | Publication Date: Aug 20, 2018
- | Number of Pages: 150 pages
- | Language: English
- | Binding: Paperback
- | ISBN-10: 1725966859
- | ISBN-13: 9781725966857