The Mystery of Mr Nice - Chet Gecko Author:Bruce Hale Chet Gecko's got the heart of an artist. He just doesn't have the talent. His classroom portraits get him an art show in the principal's office -- and face-to-face with a mystery right out of his nightmares: Principal Zero is nice to him. Now that's creepy. Worse, Zero is in cahoots with a pack of new teachers who are as crooked as the Mona Lisa... more »'s smile. They're up to something sinister, and only Chet and his mockingbird partner can snoop out what's going on... and save the entire school!« less