{"product_id":"9781409584612","title":"Over 50 Secret Codes","description":"By: Bone, Emily \u003cbr\u003e Format: Paperback \/ softback \u003cbr\u003e Published By: Usborne Publishing Ltd \u003cbr\u003eDate of Publication: 01\/03\/15 \u003cbr\u003e ISBN13\\EAN\\SKU: 9781409584612 \u003cbr\u003e Dimensions in mm: 198 x 132 x 9 \u003cbr\u003e Description: Code-cracking skills can be put to the test in this entertaining book which teaches children how to write and decode secret messages. Includes Semaphore and Morse code, the Grid code used in the American Civil War, Egyptian hieroglyphics, number replacement and alphabet switching codes and more. Each page features a different type of code, with an explanation of how it works and a practice code to crack. All answers are available at the back of the book.","brand":"Scotia Books","offers":[{"title":"Default Title","offer_id":45242421444791,"sku":"9781409584612","price":5.99,"currency_code":"GBP","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0570\/5629\/7143\/files\/9781409584612.jpg?v=1756979584","url":"https:\/\/www.scotiabooksonline.co.uk\/products\/9781409584612","provider":"scotia-books-online","version":"1.0","type":"link"}