The Great Truck Rescue (Jon Scieszka's Trucktown)

Melvin the worrying Cement Mixer worries about EVERYTHING... And doesn't think he can do ANYTHING. He watches nervously as Jack, Pete, and Rita roar, soar, and splash their way to cross a ravine. But when Rita cries out for help, Melvin knows he must do something. But can Melvin push away his worries long enough to rescue little Rita?