Geoworld Jurassic Hunters Tsintaosaurus Model Young paleontologists will love the Tsintaosaurus Model from Geoworld's Jurassic Hunters Collection The hand-painted model dinosaur comes with a full-color Field Guide Paleontologist-approved 1:50 scale model measures 7 inches x 1-1/2 inches For children age 3 and over Every Geoworld product is developed under the supervision of paleontologist Dr. Stefano Piccini