Book Scavenger is a series written by Jennifer Chambliss Bertman. It is a three book series. The books are Book Scavenger (Book 1), The Unbreakable Code (Book 2), and The Alcatraz Escape (Book 3). In the book, Garrison Griswold is the creator of the website Book Scavenger. Book Scavenger is a book code in which you hide a book and write a code to where the book is hidden. You can then collect points by finding a book. Book Scavenger is Emily Crane’s life. She and her friend James Lee look for a book hidden in a bench near a subway, but they enter the subway and find what may be the start of Garrison Griswold’s new game…….. Book Scavenger is a fun, mysterious, code filled book.