In collaboration with the Smithsonian Institution, this Level 1 Ready-to-Read invites young readers on an exciting adventure with Dinosaur Roar the Tyrannosaurus rex! It's a beautiful morning, and Dinosaur Roar the Tyrannosaurus rex is ready to explore the island of Paleos with the other dinosaurs! The Smithsonian is the world's largest museum and research complex, dedicated to public education, national service, and scholarship in the arts, sciences, and history.