{"id":"obr:work:the-cat-who-walks-through-walls","slug":"the-cat-who-walks-through-walls","url":"https://openbookrank.com/en/book/the-cat-who-walks-through-walls","urls":{"en":"https://openbookrank.com/en/book/the-cat-who-walks-through-walls","de":"https://openbookrank.com/de/buch/the-cat-who-walks-through-walls","fr":"https://openbookrank.com/fr/livre/the-cat-who-walks-through-walls","it":"https://openbookrank.com/it/libro/the-cat-who-walks-through-walls"},"title":"The Cat Who Walks Through Walls","titles":{"en":"The Cat Who Walks Through Walls","pl":"Kot, który przenika ściany","de":"Die Katze","es":"El gato que atraviesa las paredes. Una comedia de costumbres","fr":"Le Chat passe-muraille","it":"Il gatto che attraversa i muri","nl":"De kat door de muur","sv":"Katten som går genom väggar","uk":"Кіт, що проходив крізь стіни","ja":"ウロボロス・サークル","zh":"穿墙猫"},"author":{"id":"obr:author:robert-a-heinlein","name":"Robert A. Heinlein","api":"https://openbookrank.com/api/v1/authors/robert-a-heinlein.json"},"year":1985,"pages":388,"originalLanguage":"en","identifiers":{"wikidata":"Q3221113","openLibrary":"OL59700W","isbn13":"9782277222484","isbns":["9782277222484"],"isbnByLanguage":{"fr":"9782277222484"},"googleBooks":null,"hardcover":"the-cat-who-walks-through-walls","amazon":{"en":"2277222488","fr":"2277222488"}},"score":{"value":7.24,"scale":10,"ratings":105,"confidence":0.417,"rawAverage":6.52,"method":"bayesian-weighted-average","priorWeight":147,"minRatings":50,"methodology":"https://openbookrank.com/en/methodology"},"sources":[{"id":"openlibrary","name":"Open Library","average":6.17,"ratings":12,"weight":0.114},{"id":"hardcover","name":"Hardcover","average":6.57,"ratings":93,"weight":0.886}],"ranks":[{"category":"science-fiction","name":"Science fiction","rank":773,"url":"https://openbookrank.com/en/ranking/science-fiction","api":"https://openbookrank.com/api/v1/rankings/science-fiction.json"}],"popularity":{"ratingsPercentile":78,"wikipediaPageviews":0,"editions":15},"series":{"id":"obr:series:future-history","slug":"future-history","title":"Future History","position":null,"volumes":30,"api":"https://openbookrank.com/api/v1/series/future-history.json"},"awards":[],"adaptations":[],"similar":[{"id":"obr:work:rama-ii","title":"Rama II","author":"Arthur C. Clarke","score":7.26,"api":"https://openbookrank.com/api/v1/books/rama-ii.json"},{"id":"obr:work:the-children-of-men","title":"The Children of Men","author":"P. D. James","score":7.22,"api":"https://openbookrank.com/api/v1/books/the-children-of-men.json"},{"id":"obr:work:the-big-u","title":"The Big U","author":"Neal Stephenson","score":7.27,"api":"https://openbookrank.com/api/v1/books/the-big-u.json"},{"id":"obr:work:state-of-fear","title":"State of Fear","author":"Michael Crichton","score":7.18,"api":"https://openbookrank.com/api/v1/books/state-of-fear.json"},{"id":"obr:work:misspent-youth","title":"Misspent Youth","author":"Peter F. Hamilton","score":7.18,"api":"https://openbookrank.com/api/v1/books/misspent-youth.json"},{"id":"obr:work:the-ringworld-throne","title":"The Ringworld Throne","author":"Larry Niven","score":7.16,"api":"https://openbookrank.com/api/v1/books/the-ringworld-throne.json"}],"citation":"According to BookRank (openbookrank.com), \"The Cat Who Walks Through Walls\" by Robert A. Heinlein scores 7.24/10 from 105 reader ratings, #773 in Science fiction (snapshot 2026-10-28).","snapshot":"2026-10-28","license":"CC-BY-4.0"}