Discover prehistoric animal battles in this exciting bindup featuring four action-packed Who Would Win? books! Which prehistoric creatures would win in a head-to-head battle? What if there was a dinosaur tournament? Which pterosaur will be the champion? Find out all this and more in this awesome bind-up of four books in the popular Who Would Win? series. The collection features a range of prehistoric battles to satisfy all kinds of dinosaur fans, including*Triceratops vs. Spinosaurus, Tyrannosaurus Rex vs. Velociraptor, Ultimate Pterosaur Rumble,*and Ultimate Dinosaur Rumble. Kids will learn about each animal's anatomy, behavior, and more alongside photos, charts, illustrations, and amazing facts.