{"product_id":"2940151973977","title":"The Sign of Four by Sir Arthur Conan Doyle: A Study Guide","description":"\u003cp\u003eWould you like some help understanding the beginnings of the detective genre?\u003cbr\u003eThe Sign of Four is one of the earliest detective mystery novels and had significant impact on the genre.\u003cbr\u003eThis guide will allow you to understand the development of the detective genre and details the historical background to the story.\u003cbr\u003eIt offers chapter-by-chapter commentary and guiding questions, also a concluding analysis of the text.\u003cbr\u003eGraphic organizers allow the reader to make concise notes on Holmes’ scientific method of solving a case.\u003c\/p\u003e","brand":"Ray Moore","offers":[{"title":"Default Title","offer_id":47156501545200,"sku":"2940151973977","price":6.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0737\/7593\/9824\/files\/2940151973977_p0.jpg?v=1764017511","url":"https:\/\/shop-qa.barnesandnoble.com\/products\/2940151973977","provider":"Barnes \u0026 Noble (DEV)","version":"1.0","type":"link"}