Chet Gecko's hunger for mystery is matched only by his appetite for cockroach casserole, mosquito marshmallow surprise, and stinkbug pie. This Gecko is the best fourth-grade detective of Emerson Hicky Elementary School. Of course, he is the only detective. Chet and Natalie's tattered casebook is chock-full of the hilarious characters, wacky one-liners, and fast-paced mystery that have made this series a favorite among middle grade readers