"Charlie Thorne must search for Charles Darwin's hidden treasure in South America--with plenty of enemies hot on her trail"--
Ages 8 to 12 Simon & Schuster Books for Young Readers.|||Ages 10 up Simon & Schuster Books for Young Readers.|||Grades 4-6 Simon & Schuster Books for Young Readers.|||910L Lexile|||juvenile
Stuart Gibbs.
Accelerated Reader AR MG 6.5 12 511182.
A Junior Library Guild selection
