400 CHAIN HARD classic puzzles 9 x 9 + BONUS 250 veteran sudoku: Holmes is a perfectly compiled sudoku book. Master of puzzles chain Sudoku. Hard puzz

By Basford Holmes

The way to mastery of Sudoku Sudoku consists of a chain of circles. Figures are arranged in circles in such a way that horizontally and vertically all numbers are different. In the links of one chain, the numbers should not be repeated. 400 Professional (Hard levels). + bonus in 250 classics very hard Sudoku 9 x 9 (bonus puzzles need to be downloaded and printed). Only 1 verified solution. All answers are at the end of the book. Only original 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: 1728619718
• ISBN13: 9781728619712
• Release Date: October 2018
• Publisher: Independently Published
• Length: 106 Pages
• Weight: 0.58 lbs.
• Dimensions: 0.2" x 8.5" x 11.0"