{"product_id":"traditional-logic-i-key","title":"Traditional Logic I, Key","description":"A logic course for all ages, but designed for use as young as 7th grade, Traditional Logic is an in-depth study of the classical syllogism. Along with a basic understanding of the Christian theory of knowledge, the text presents the four kinds of logical statements, the four ways propositions can be opposed, the three ways in which they can be equivalent, and the seven rules for the validity of syllogisms. This comprehensive but easy to use course can be used as either a one-semester or one-year course.\u003cbr\u003eASIN: 1930953119\u003cbr\u003eVSKU: HBSV.1930953119.G\u003cbr\u003eCondition: Good\u003cbr\u003eAuthor\/Artist:Cothran, Martin\u003cbr\u003eBinding: Paperback\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: Book  is in good condition and has some writing, underlining, and or highlighting inside. Cover may have some cosmetic wear.  \u003cbr\u003e","brand":"The Happy Book Stack ","offers":[{"title":"Default Title","offer_id":51804372861229,"sku":"HBSV.1930953119.G","price":4.99,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0855\/6799\/6205\/files\/1930953119-0.jpg?v=1770323674","url":"https:\/\/www.thehappybookstack.com\/products\/traditional-logic-i-key","provider":"The Happy Book Stack ","version":"1.0","type":"link"}