{"product_id":"9781631581281","title":"Codes: How to Make Them and Break Them!","description":"Did you ever want to send a message that only your friend can read? Or did you want to try and uncover a secret communication from someone else? If so, then here's everything you need to know about creating and cracking codes—from the simplest substitution messages to the secrets of the well-known World War II coding contraption, the amazing Enigma Machine!\u003cbr\u003e  \u003cbr\u003eThe book includes information about:\u003cbr\u003eSubstitution codes\u003cbr\u003eScrambling codes\u003cbr\u003eCodes containing unrecognizable symbols\u003cbr\u003eOther message systems such as Morse code and flags\u003cbr\u003eAnd how to make your own Enigma machine!\u003cbr\u003e  \u003cbr\u003eYou’ll be thrilled as this amusing book takes you on a codebreaking adventure, learning ways to decode both simple and difficult puzzles, as well as provides you with a history on the cryptology. Filled with tips and enjoyable illustrations by Ian Baker, \u003ci\u003eCodes\u003c\/i\u003e will have you sending secret messages in no time.\u003cbr\u003e","brand":"Racehorse for Young Readers","offers":[{"title":"Default Title","offer_id":47151908716784,"sku":"9781631581281","price":6.99,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0737\/7593\/9824\/files\/9781631581281_p0.jpg?v=1763672734","url":"https:\/\/shop-qa.barnesandnoble.com\/products\/9781631581281","provider":"Barnes \u0026 Noble (DEV)","version":"1.0","type":"link"}