Anne of Green Gables was written for all ages, it has been considered a children's novel since the mid-twentieth century. It recounts the adventures of Anne Shirley, an 11 year old orphan girl who is mistakenly sent to Matthew and Marilla Cuthbert, a middle-aged brother and sister who had intended to adopt a boy to help them on their farm in Prince Edward Island. The novel recounts how Anne makes her way with the Cuthberts, in school, and within the town. Anne of Green Gables has sold more than 50 million copies since it was first published and has been translated into 20 languages. It has been adapted as, Plays, musicals, film, made-for-television movies, animated and live-action television series.