Give Your Brain a Fun Crossword Workout! What better way to boost your mental fitness than with a crossword puzzle? This new collection of 100 great New York Times crosswords features:· 100 easy to hard puzzles edited by the dean of puzzledom, Will Shortz· Introduction from Will Shortz· Author bylines allow fans to get to know today's top constructors | The New York Times Fitness for The Mind Crosswords Volume 1 by Will The New York Times, Paperback | Indigo Chapters