Smart, stylish, and fun! Those words can describe NPR’s Weekend Edition Sunday featuring NPR’s Puzzlemaster Will Shortz. The same words can describe this clever new book of 400 Sudoku puzzles. This collection, with its unique spiral-bound design, is a "must-have" for any puzzle fan. Edited by the legendary New York Times crossword editor, Will Shortz, this beautiful book offers 400 puzzles ranging from easy to hard in a convenient portable size with a durable hardcover, perfect for carrying in your purse, briefcase, or backpack.