A powerful and captivating novel about mental illness, Challenger Deep is a tour de force by New York Times bestselling author Neal Shusterman.Caden Bosch is on a ship that's headed for the deepest point on Earth: Challenger Deep, the southern part of the Marianas Trench.Caden Bosch is a brilliant high school student whose friends are starting to notice his odd behaviour.Caden Bosch is designated ...