What's a 10-letter word for "A way to have fun and sharpen your mind, too?" As recent studies, including one in the Journal of the American Medical Association, have found, one answer to the above clue is "Crosswords." Not only loads of fun, The New York Times crossword puzzles can also stimulate your mind and improve your vocabulary! - With special hints and tips from Will Shortz to help solvers boost their crossword solving power-and their brainpower...