Sudoku For Advanced Solvers : 300 Tough Puzzles

300 Tough Sudoku puzzles for only the most experienced of puzzlers.

• • Author: K. J. Keen
• • Publisher: Createspace Independent Publishing Platform
• • Publication Date: Mar 09, 2018
• • Number of Pages: 172 pages
• • Language: English
• • Binding: Paperback
• • ISBN-10: 198619969X
• • ISBN-13: 9781986199698