Everyone knows Edwina. She's the dinosaur who plays with the children and helps little old ladies across the road. She's the dinosaur who bakes chocolate-chip cookies! Everyone loves her...except the class know-it-all Reginald Von Hoobie-Doobie. Reginald knows dinosaurs are extinct, and he is ready to prove it. But will anyone listen? And if they do, what will happen to Edwina?