Will Shortz Presents The Little Black Book of Sudoku: 400 Puzzles (Will Shortz Presents...)

It's smart. It's stylish. It's fun! And with its unique design, Will Shortz Presents The Little Black Book of Sudoku is bound to be the "must-have" collection for any puzzle fan. Edited by crossword great Will Shortz, this beautiful book offers 400 easy-to-hard puzzles in a convenient portable size, perfect for carrying in your purse, briefcase, or backpack. Features:
* 400 sudoku puzzles, arranged according to difficulty
* Sleek design with a covered spiral binding makes it easy to solve puzzles
* Durable hardcover protects the book as it travels with you wherever you go
* The perfect gift for any holiday
* Edited by Will Shortz.