{"product_id":"top-secret-a-handbook-of-codes-ciphers-and-secret-writing-booklist-editors-choice-books-for-youth-awards","title":"Top Secret: A Handbook of Codes, Ciphers, and Secret Writing (Booklist Editor's Choice. Books for Youth (Awards))","description":"Pssst! Inside these TOP SECRET files is everything sneaky young agents need to know about making-and breaking-their own secret codes.\n\nDo you know the difference between a code and a cipher? Can you tell a St. Cyr slide from a Cardano grille? Did you know that a substitution cipher caused Mary Queen of Scots to lose her head? Don’t look now, but packed into this practical field guide is everything a young person needs to know about the art of concealment — making and breaking codes, mastering cipher systems, and experimenting with secret writing. Offering plenty of hands-on practice sessions, tips for creating a code-making kit, sidebars on secret codes in history, and an amusing pair of spies to illustrate techniques, Paul B. Janeczko’s tantalizing TOP SECRET won’t stay a secret for long.\u003cbr\u003eASIN: 0763609714\u003cbr\u003eVSKU: GBV.0763609714.G\u003cbr\u003eCondition: Good\u003cbr\u003eAuthor\/Artist:Janeczko, Paul B.|LaReau, Jenna\u003cbr\u003eBinding: Hardcover\u003cbr\u003e\u003cb\u003eNote:\u003c\/b\u003e Any images shown are stock photographs and product may differ from what is shown.  \u003cbr\u003e\u003cb\u003eCondition Notes\u003c\/b\u003e: Has a sturdy binding with some shelf wear. May have some markings or highlighting. Used copies may not include access codes or Cd's. Slight bending may be present.  \u003cbr\u003e","brand":"Good Books Company","offers":[{"title":"Default Title","offer_id":56712678965553,"sku":"GBV.0763609714.G","price":7.68,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0914\/3730\/2065\/files\/0763609714-0.jpg?v=1791669415","url":"https:\/\/goodbookscompany.org\/products\/top-secret-a-handbook-of-codes-ciphers-and-secret-writing-booklist-editors-choice-books-for-youth-awards","provider":"Good Books Company","version":"1.0","type":"link"}