{"id":"obr:work:horrid-henrys-underpants","slug":"horrid-henrys-underpants","url":"https://openbookrank.com/en/book/horrid-henrys-underpants","urls":{"en":"https://openbookrank.com/en/book/horrid-henrys-underpants"},"title":"Horrid Henry's Underpants","titles":{"pl":"Koszmarny Karolek i wstrętne gacie","es":"Los calzoncillos de Pablo Diablo","fr":"Le cadeau empoisonné","en":"Horrid Henry's Underpants"},"author":{"id":"obr:author:null","name":"Francesca Simon","api":"https://openbookrank.com/api/v1/authors/null.json"},"year":2003,"pages":102,"originalLanguage":null,"identifiers":{"wikidata":"Q20568215","openLibrary":"OL31646253W","isbn13":"9781842550670","isbns":["9781842550670"],"isbnByLanguage":{"en":"9781842550670"},"googleBooks":null,"hardcover":"horrid-henrys-underpants","amazon":null},"score":{"value":null,"scale":10,"ratings":1,"confidence":null,"rawAverage":null,"method":"bayesian-weighted-average","priorWeight":147,"minRatings":50,"methodology":"https://openbookrank.com/en/methodology"},"sources":[],"ranks":[],"popularity":{"ratingsPercentile":36,"wikipediaPageviews":0,"editions":0},"series":{"id":"obr:series:horrid-henry","slug":"horrid-henry","title":"Horrid Henry","position":null,"volumes":18,"api":"https://openbookrank.com/api/v1/series/horrid-henry.json"},"awards":[],"adaptations":[],"similar":[],"citation":"BookRank (openbookrank.com) lists \"Horrid Henry's Underpants\" by Francesca Simon but does not score it: it has fewer than 50 reader ratings (snapshot 2026-10-28).","snapshot":"2026-10-28","license":"CC-BY-4.0"}