You Have to Stop This (The Secret Series, Book 5)

Title: You Have to Stop This (The Secret Series, Book 5) Author: Pseudonymous Bosch ISBN: 9780316076265 Publisher: Little, Brown Books for Young Readers Published: 2011 Binding: Hardcover Language: English Publisher Description: The finale to the New York Times bestselling Secret Series! I always feared this day would come. A secret is meant to stay secret, after all. And now we've come to this: the fifth and final (I swear!) book in my saga of secrets. A class trip to the local natural history museum turns dangerous, or perhaps deadly--and I don't mean in the bored-to-death way--when Cass accidentally breaks a finger off a priceless mummy. Forced to atone for this ""crime"" of vandalism, Cass and her friends Max-Ernest and Yo-Yoji go to work for the mummy exhibit's curator, only to be blamed when tragedy strikes. To clear their names--and, they hope, to discover the Secret--the trio must travel deep into a land of majestic pyra