Ever wondered if you have what it takes to be a Bletchley Park codebreaker? Now's your chance to find out! The more than one hundred puzzles and riddles (along with their solutions) are reminiscent of the head-scratchers used by the British military to recruit and train codebreakers during World War II. Crossword puzzles, Morse code problems, pictorial puzzles, riddles, and more await your cleverest deductions, each chapter of puzzles introduced with fascinating historical information about life at Bletchley Park. Granted, solving these confounding conundrums won't snag you a top-secret government job…but you will earn some serious bragging rights! (KG)