{"schema_version":"bf_book_companion_v1","release_id":"20260417T143742Z-pairingsrefresh","book":{"amazon_purchase_url":"https://www.amazon.com/dp/1426336659?tag=bookfrontier-20","asin":"1426336659","authors":["National Geographic Kids"],"book_id":"9781426336652","canonical_url":"https://bookfrontier.com/books/national-geographic-kids-knights-and-castles-sticker-activity-book-1426336659","cover_image_url":"https://img.bookfrontier.com/9781426336652.jpg?v=20260417T143742Z-pairingsrefresh%3A2026-04-17T16%3A17%3A56Z","description":"Lift the drawbridge and prepare the defenses! Kids will love this sticker activity book complete with medieval coloring activities, matching, counting, mazes, 1,000 stickers and more. Young readers fascinated with kings, queens, knights, and princesses will love this fun and informative sticker activity book about medieval times around the world. Discover how castles were built and evolved over time to be the ultimate defense. Find out where people lived and worked within the castle walls and what everyday life was like in the Middle Ages. Kids will also learn about the process of becoming a knight, the code of chivalry that knights followed, and knights' weapons, jousts, and famous quests from history and literature. This smart and fun interactive title brings National Geographic Kids signature content to a sticker and activity book format. It's a great way for kids to go off-screen and learn while they play. It's also an engaging treat for a rainy day, car trips, downtime, or anytime.","forthcoming":false,"isbn13":"9781426336652","publication_date":"20210202","publisher":"Disney - RHCB","slug":"national-geographic-kids-knights-and-castles-sticker-activity-book","subtitle":"Over 1,000 Stickers!","title":"National Geographic Kids Knights and Castles Sticker Activity Book"},"discovery":{"categories":{"all":[{"bisac_code":"JNF001020","confidence_band":"medium","label":"Sticker Books","score":0.8211,"source":"bisac_hint_model"},{"bisac_code":"JNF025100","confidence_band":"medium","label":"Medieval History for Kids","score":0.8037,"source":"bisac_hint_model"}],"hint":[{"bisac_code":"JNF001020","confidence_band":"medium","label":"Sticker Books","score":0.8211,"source":"bisac_hint_model"},{"bisac_code":"JNF025100","confidence_band":"medium","label":"Medieval History for Kids","score":0.8037,"source":"bisac_hint_model"}],"publisher":[{"bisac_code":"JNF001020","confidence_band":"high","label":"Sticker Books","score":1,"source":"onix_publisher_code"},{"bisac_code":"JNF025070","confidence_band":"high","label":"European History for Kids","score":1,"source":"onix_publisher_code"},{"bisac_code":"JNF025100","confidence_band":"high","label":"Medieval History for Kids","score":1,"source":"onix_publisher_code"}]},"genres":[{"label":"Sticker Books","score":0.8211,"slug":"sticker-books"},{"label":"Medieval History for Kids","score":0.8037,"slug":"medieval-history-for-kids"}],"reader_fit":["Good for readers who enjoy Sticker Books","Good for readers who enjoy Sticker Books and Medieval History for Kids.","Strong fit for readers who prefer grounded, real-world context."],"related_lists":[],"series":null,"similar_books":[{"authors":["Roberta Edwards","Who HQ","Gregory Copeland","& 0 more"],"book_id":"9780593751848","cover_image_url":"https://img.bookfrontier.com/9780593751848.jpg?v=20260417T143742Z-pairingsrefresh%3A2026-04-17T16%3A17%3A56Z","score":11.8983,"title":"What Was the Renaissance?","url":"https://bookfrontier.com/books/9780593751848"},{"authors":["Emily Sands","Dugald Steer","Nick Harris","Helen Ward"],"book_id":"9780763626389","cover_image_url":"https://img.bookfrontier.com/9780763626389.jpg?v=20260417T143742Z-pairingsrefresh%3A2026-04-17T16%3A17%3A56Z","score":11.8914,"title":"Egyptology","url":"https://bookfrontier.com/books/9780763626389"},{"authors":["Deborah Hopkinson","Who HQ","Dede Putra","& 0 more"],"book_id":"9781524789749","cover_image_url":"https://img.bookfrontier.com/9781524789749.jpg?v=20260417T143742Z-pairingsrefresh%3A2026-04-17T16%3A17%3A56Z","score":11.8515,"title":"Where Is the Kremlin?","url":"https://bookfrontier.com/books/9781524789749"}],"topics":[{"evidence_refs":["keyword:history for kids"],"label":"History","score":0.9238,"slug":"history"},{"evidence_refs":["keyword:kids activity books"],"label":"Kids","score":0.2279,"slug":"kids"},{"evidence_refs":["keyword:activity books for kids ages 4-8"],"label":"Ages","score":0.0774,"slug":"ages"},{"evidence_refs":["keyword:middle ages"],"label":"Middle","score":0.0689,"slug":"middle"}],"what_you_get":["Themes: History, Kids, Ages.","Reading lane: Sticker Books and Medieval History for Kids.","Publisher: Disney - RHCB."]},"llm_signals":null,"source_presence":{"amazon":true,"book_detail":true,"goodreads":true,"llm_signals":false,"similarity_seed":true},"stats":{"amazon_ratings_count":136,"goodreads_ratings_count":3,"goodreads_reviews_count":0,"quality_score":0.8261}}