In Miss Sally's third-grade class, the students are learning about recycling when suddenly an unexpected helper comes alive to assist them. Miss Sally's class has a glass dome that holds a green origami dinosaur. One of the students, Tobi, is carrying the dome back to the shelf when Miss Sally suddenly shouts for the class's attention. Tobi drops the dome, which breaks. And then, to everyone's surprise, the origami dinosaur comes to life and begins eating all the bits of broken glass and piles of paper on the floor. As it eats and eats and eats, it grows larger and larger and larger! Soon it won't fit on the shelf anymore. What will happen when the curious and hungry dinosaur munches its way through the classroom? In this children's story, an origami dinosaur belonging to a third-grade classroom comes to life and teaches the students an important lesson about recycling.