Teens, , HarperCollins, Louise Mack,Children’s / Teenage fiction: General, modern and contemporary fiction,Children’s / Teenage fiction and true stories, e-book;novel;popular;Australia;Australian;schoolgirls;sisters;parents;coming;age;historical;boarding;adventure;growing;up;teen;young;adult;adolescence;life;female;protagonists;literature;friends;bonds;sisterhood;middle;grade;traditional;,, , United States, en-UShttps://www.harpercollins.come-book;novel;popular;Australia;Australian;schoolgirls;sisters;parents;coming;age;historical;boarding;adventure;growing;up;teen;young;adult;adolescence;life;female;protagonists;literature;friends;bonds;sisterhood;middle;grade;traditional;, [BLURB],[CITY],,books, ebooks, biblet, Book2look