by Conceptis Puzzles (Author)
Sudoku comes in variations that range from simple to very difficult, and can take almost no time to finish or require many hours. This book presents a collection of games that showcase a range of possibilities, offering solvers who have become accustomed to the standard rules and grids new challenges.
Format: Illustrated
Pages: 144
Edition: Illustrated
Publisher: Sterling
Published: 07 Dec 2006
ISBN 10: 1402741111
ISBN 13: 9781402741111