It's time for puzzles with a purpose. This October, Breast Cancer Awareness Month, Will Shortz has teamed up with The Breast Cancer Research Foundation to create the beautiful "Little Pink Book of KenKen." A portion of the sales of each book will be donated to the Breast Cancer Research Foundation and it's striking pink cover is a great way to show your support for a worthy cause. Features: * 335 KenKen""puzzles, arranged according to difficulty*...