Book Tridoku Sudoku. Hard level.: 400+ challenging puzzles. Holmes presents a book for productive fitness to your brain. (plus 250 sudoku and 250 puzz

By Basford Holmes

400 hard levels sudoku puzzles. + 250 sudokus extreme level that can be downloaded and printed.+ 250 maze puzzles that can be downloaded and printed.Unique puzzles.All sudoku tested and rechecked. Only 1 verified solution.All answers are at the end of the book.Exclusive puzzles.A great book for free time and studying the mind.I hope you enjoy the book.Best regards, Basford Holmes

• Format: Paperback
• Language: English
• ISBN: 179025907X
• ISBN13: 9781790259076
• Release Date: November 2018
• Publisher: Independently Published
• Length: 106 Pages
• Weight: 0.58 lbs.
• Dimensions: 0.2" x 8.5" x 11.0"