by Chronicle Books (Corporate Author)
Perfect for sharpening concentration and reasoning skills, here are 200 all-new Sudoku puzzles that build in difficulty level from hard to very challenging. A musthave for every on-the-go Sudoku sleuth!
Format: Hardcover
Pages: 262
Publisher: Chronicle Books
Published: 01 Sep 2011
ISBN 10: 1452101744
ISBN 13: 9781452101743