{"id":"obr:work:castle-in-the-air","slug":"castle-in-the-air","url":"https://openbookrank.com/en/book/castle-in-the-air","urls":{"en":"https://openbookrank.com/en/book/castle-in-the-air","pl":"https://openbookrank.com/pl/ksiazka/castle-in-the-air","de":"https://openbookrank.com/de/buch/castle-in-the-air","fr":"https://openbookrank.com/fr/livre/castle-in-the-air","it":"https://openbookrank.com/it/libro/castle-in-the-air","pt":"https://openbookrank.com/pt/livro/castle-in-the-air"},"title":"Castle in the Air","titles":{"en":"Castle in the Air","pl":"Zamek w chmurach","de":"Das Schloss im Himmel","es":"Castle in the Air","fr":"Le Château des nuages","it":"Il castello in aria","pt":"Castle in the Air","nl":"Castle in the Air","sv":"Drömprinsessan","ko":"양탄자 상인 압둘라"},"author":{"id":"obr:author:diana-wynne-jones","name":"Diana Wynne Jones","api":"https://openbookrank.com/api/v1/authors/diana-wynne-jones.json"},"year":1990,"pages":298,"originalLanguage":"en","identifiers":{"wikidata":"Q2575034","openLibrary":"OL60141W","isbn13":"9780062244550","isbns":["9780062244550","9788501075420","9783426525395","9782842281557"],"isbnByLanguage":{"en":"9780062244550","pt":"9788501075420","de":"9783426525395","fr":"9782842281557"},"googleBooks":"V-d0GcHyBAsC","hardcover":"castle-in-the-air","amazon":{"en":"0062244558","de":"3426525399","fr":"2842281551","pl":"8382030440","es":"8496756661","it":"8874711069"}},"score":{"value":7.67,"scale":10,"ratings":229,"confidence":0.609,"rawAverage":7.49,"method":"bayesian-weighted-average","priorWeight":147,"minRatings":50,"methodology":"https://openbookrank.com/en/methodology"},"sources":[{"id":"openlibrary","name":"Open Library","average":7.16,"ratings":19,"weight":0.083},{"id":"hardcover","name":"Hardcover","average":7.52,"ratings":210,"weight":0.917}],"ranks":[{"category":"middle-grade","name":"Middle grade","rank":128,"url":"https://openbookrank.com/en/ranking/middle-grade","api":"https://openbookrank.com/api/v1/rankings/middle-grade.json"},{"category":"young-adult","name":"Young adult","rank":280,"url":"https://openbookrank.com/en/ranking/young-adult","api":"https://openbookrank.com/api/v1/rankings/young-adult.json"},{"category":"fantasy","name":"Fantasy","rank":1199,"url":"https://openbookrank.com/en/ranking/fantasy","api":"https://openbookrank.com/api/v1/rankings/fantasy.json"}],"popularity":{"ratingsPercentile":87,"wikipediaPageviews":58713,"editions":0},"series":{"id":"obr:series:la-trilogie-de-hurle","slug":"la-trilogie-de-hurle","title":"Howl’s Moving Castle series","position":2,"volumes":3,"api":"https://openbookrank.com/api/v1/series/la-trilogie-de-hurle.json"},"awards":[],"adaptations":[],"similar":[{"id":"obr:work:eragon","title":"Eragon","author":"Christopher Paolini","score":7.48,"api":"https://openbookrank.com/api/v1/books/eragon.json"},{"id":"obr:work:the-legend-of-luke","title":"The Legend of Luke","author":"Brian Jacques","score":7.91,"api":"https://openbookrank.com/api/v1/books/the-legend-of-luke.json"},{"id":"obr:work:in-the-hand-of-the-goddess","title":"In the Hand of the Goddess","author":"Tamora Pierce","score":8.11,"api":"https://openbookrank.com/api/v1/books/in-the-hand-of-the-goddess.json"},{"id":"obr:work:harry-potter-and-the-chamber-of-secrets","title":"Harry Potter and the Chamber of Secrets","author":"J. K. Rowling","score":8.36,"api":"https://openbookrank.com/api/v1/books/harry-potter-and-the-chamber-of-secrets.json"},{"id":"obr:work:harry-potter-and-the-philosophers-stone","title":"Harry Potter and the Philosopher's Stone","author":"J. K. Rowling","score":8.55,"api":"https://openbookrank.com/api/v1/books/harry-potter-and-the-philosophers-stone.json"},{"id":"obr:work:harry-potter-and-the-order-of-the-phoenix","title":"Harry Potter and the Order of the Phoenix","author":"J. K. Rowling","score":8.57,"api":"https://openbookrank.com/api/v1/books/harry-potter-and-the-order-of-the-phoenix.json"}],"citation":"According to BookRank (openbookrank.com), \"Castle in the Air\" by Diana Wynne Jones scores 7.67/10 from 229 reader ratings, #128 in Middle grade (snapshot 2026-10-28).","snapshot":"2026-10-28","license":"CC-BY-4.0"}