{"product_id":"cracking-codes-book-diana-kimpton-9780439981842","title":"Cracking Codes","description":"First the ancient Greeks hid messages under their hair.  Then Mary Queen of Scots completely lost her head because of a cracked  code.  Now computers create codes no human can crack.  This revealing guide gives you the key to unlock the secret languages  of spies. Get on the case to discover how to decipher dots aand  dashes, fathom flags, and suss a simple cipher. Find out how  codes shaped history, won wars nd could even help us talk to aliens.  PLUS try your hand at code making and code-breaking. Will you crack  under pressure?","brand":"WoB","offers":[{"title":"GB \/ VERY_GOOD \/ INTERNAL","offer_id":49524729184529,"sku":"GOR001486028","price":10.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0784\/4072\/6801\/files\/0439981840.jpg?v=1751438595","url":"https:\/\/www.worldofbooks.com\/products\/cracking-codes-book-diana-kimpton-9780439981842","provider":"World of Books ","version":"1.0","type":"link"}