Download or read book The New York Times Will Shortz Presents Diabolical KenKen written by The New York Times and published by Macmillan. This book was released on 2010-06-22 with total page 389 pages. Available in PDF, EPUB and Kindle. Book excerpt: Get ready for the biggest, baddest KenKen puzzles yet from the New York Times! This New York Times edition of KenKen contains 300 5x5 and 7x7 size puzzles with "How to Solve" instructions and an introduction by puzzlemaster Will Shortz. The puzzles use all four mathematical operations and increase in difficulty like they do in the Times.