"What word becomes its own opposite when you put the letters FE in front of it?"

"Think of a common boy's name starting with J. Change the J to SH and you'll get a common girl's name. What names are these?"

This deck, from NPR Puzzlemaster and New York Times crossword editor Will Shortz, is packed with 75 brainteasers and mindbenders, each designed to challenge puzzlers of all stripes. A perfect gift for puzzle enthusiasts of all ages who want to test their brainpower while standing in line, commuting to work, or hanging out with friends.

49 cards