Sixty-six topnotch crosswords, plus a bonus secret puzzle-within-the-puzzles to figure out after you're done-all branded with one of the best-known trivia magazines around. mental_floss teams up with puzzle aficionado Matt Gaffney to create a truly unique and entertaining solving experience.

Author Biography

Matt Gaffney's puzzles have appeared in Billboard, the Chicago Tribune, the Daily Beast, Games magazine, New York magazine, the New York Times, Newsday, the Onion, Slate, the Wall Street Journal, the Washington Post, Washingtonian magazine, and Wine Spectator. He's written 11 books of crossword puzzles and the 2006 narrative book Gridlock: Crossword Puzzles and the Mad Geniuses Who Create Them (Thunder's Mouth Press). He's also the author of the Complete Idiot's Guide to Crossword Puzzles & Word Games (Alpha, 2005).