Skeleton Key, , Penguin Young Readers Group, Anthony Horowitz,Children’s / Teenage fiction: Action and adventure stories,Children’s / Teenage fiction and true stories, mystery books;mystery books for kids 9-12;anthony horowitz;skeleton key;skeleton book;books for 13 year old boys;books best sellers for kids 9-12;6th grade reading list;5th grade reading list;summer reading for kids;scary books for adults;mystery books for teens;mystery books for adults;murder mystery books for teens;horror books for teens;mystery;thriller;thrillers;thriller books;books for 12 year old girls;books for 11 year old girls;books for 12 year old boys;books for 13 year old girls,, Alex Rider, United States, en-UShttps://www.penguinrandomhouse.commystery books;mystery books for kids 9-12;anthony horowitz;skeleton key;skeleton book;books for 13 year old boys;books best sellers for kids 9-12;6th grade reading list;5th grade reading list;summer reading for kids;scary books for adults;mystery books for teens;mystery books for adults;murder mystery books for teens;horror books for teens;mystery;thriller;thrillers;thriller books;books for 12 year old girls;books for 11 year old girls;books for 12 year old boys;books for 13 year old girls, [BLURB],[CITY],,books, ebooks, biblet, Book2look