{"id":"obr:work:half-moon-investigations","slug":"half-moon-investigations","url":"https://openbookrank.com/en/book/half-moon-investigations","urls":{"en":"https://openbookrank.com/en/book/half-moon-investigations","it":"https://openbookrank.com/it/libro/half-moon-investigations"},"title":"Half Moon Investigations","titles":{"en":"Half Moon Investigations","pl":"Fletcher Moon - prywatny detektyw","fr":"Fletcher mène l'enquête","it":"Alf Moon detective privato","nl":"Half Moon Investigations"},"author":{"id":"obr:author:eoin-colfer","name":"Eoin Colfer","api":"https://openbookrank.com/api/v1/authors/eoin-colfer.json"},"year":2006,"pages":311,"originalLanguage":"en","identifiers":{"wikidata":"Q1092584","openLibrary":"OL5726003W","isbn13":"9780141382715","isbns":["9780141382715","9788374143035","9782070577194","9788484414070"],"isbnByLanguage":{"pl":"9788374143035","en":"9780141382715","fr":"9782070577194","es":"9788484414070"},"googleBooks":null,"hardcover":"half-moon-investigations","amazon":{"en":"0141382716","pl":"8374143037","fr":"2070577198","es":"8484414078"}},"score":{"value":7.51,"scale":10,"ratings":52,"confidence":0.261,"rawAverage":7.15,"method":"bayesian-weighted-average","priorWeight":147,"minRatings":50,"methodology":"https://openbookrank.com/en/methodology"},"sources":[{"id":"openlibrary","name":"Open Library","average":7.5,"ratings":8,"weight":0.154},{"id":"hardcover","name":"Hardcover","average":7.09,"ratings":44,"weight":0.846}],"ranks":[{"category":"crime","name":"Crime & mystery","rank":381,"url":"https://openbookrank.com/en/ranking/crime","api":"https://openbookrank.com/api/v1/rankings/crime.json"}],"popularity":{"ratingsPercentile":67,"wikipediaPageviews":3130,"editions":16},"series":null,"awards":[],"adaptations":[],"similar":[{"id":"obr:work:plum-lucky","title":"Plum Lucky","author":"Janet Evanovich","score":7.51,"api":"https://openbookrank.com/api/v1/books/plum-lucky.json"},{"id":"obr:work:i-alex-cross","title":"I, Alex Cross","author":"James Patterson","score":7.51,"api":"https://openbookrank.com/api/v1/books/i-alex-cross.json"},{"id":"obr:work:harlem-shuffle","title":"Harlem Shuffle","author":"Colson Whitehead","score":7.52,"api":"https://openbookrank.com/api/v1/books/harlem-shuffle.json"},{"id":"obr:work:cross","title":"Cross","author":"James Patterson","score":7.52,"api":"https://openbookrank.com/api/v1/books/cross.json"},{"id":"obr:work:the-mystery-guest","title":"The Mystery Guest","author":"Nita Prose","score":7.52,"api":"https://openbookrank.com/api/v1/books/the-mystery-guest.json"},{"id":"obr:work:the-sweetness-at-the-bottom-of-the-pie","title":"The Sweetness at the Bottom of the Pie","author":"Alan Bradley","score":7.5,"api":"https://openbookrank.com/api/v1/books/the-sweetness-at-the-bottom-of-the-pie.json"}],"citation":"According to BookRank (openbookrank.com), \"Half Moon Investigations\" by Eoin Colfer scores 7.51/10 from 52 reader ratings, #381 in Crime & mystery (snapshot 2026-10-28).","snapshot":"2026-10-28","license":"CC-BY-4.0"}