{"product_id":"top-secret-a-handbook-of-codes-ciphers-and-secret-writing-9780763629724","title":"Top Secret: A Handbook of Codes, Ciphers and Secret Writing","description":"\u003cb\u003e\"The author's upbeat, positive tone is refreshing and his enthusiasm about his topic is contagious.\" -- SCHOOL LIBRARY JOURNAL (starred review)\u003c\/b\u003e \u003cp\u003e\u003c\/p\u003ePssst  Do 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 the discovery of 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\u003eBack matter includes suggestions for further reading, an author's note, an answer key, and an index.\u003cbr\u003e\u003cbr\u003e\u003cb\u003eBinding Type:\u003c\/b\u003e Paperback\u003cbr\u003e\u003cb\u003ePublisher:\u003c\/b\u003e Candlewick Press (MA)\u003cbr\u003e\u003cb\u003ePublished:\u003c\/b\u003e 04\/11\/2006\u003cbr\u003e\u003cb\u003eISBN:\u003c\/b\u003e 9780763629724\u003cbr\u003e\u003cb\u003ePages:\u003c\/b\u003e 136\u003cbr\u003e\u003cb\u003eWeight:\u003c\/b\u003e 0.50lbs\u003cbr\u003e\u003cb\u003eSize:\u003c\/b\u003e 8.90h x 7.00w x 0.40d\u003cbr\u003e\u003cb\u003eAccelerated Reader Quiz #\/Name: \u003c\/b\u003e74915 \/ Top Secret: A Handbook of Codes, Ciphers, and Secret Writing\u003cbr\u003e\u003cb\u003eReading Level:\u003c\/b\u003e 7.3 \/ \u003cb\u003eInterest Level:\u003c\/b\u003e Middle Grade \/ \u003cb\u003ePoint Value:\u003c\/b\u003e 3\u003cbr\u003e","brand":"Paul B. Janeczko","offers":[{"title":"Default Title","offer_id":36642111848604,"sku":"9780763629724","price":10.19,"currency_code":"USD","in_stock":false}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0473\/0804\/6492\/products\/img_0373e638-6872-412c-8420-300e64ea8211.jpg?v=1603854457","url":"https:\/\/pastforward.org\/products\/top-secret-a-handbook-of-codes-ciphers-and-secret-writing-9780763629724","provider":"Past Forward","version":"1.0","type":"link"}