Age 4+. 6 x 10. Collectables. Iguanodon (ig-wan-oh-don): Meaning: Iguana Tooth. Length: 10 m. Type: Herbivore. Period: Cretaceous. Fact: Had a bony spike. For a thumb that aided in defense. Tyrannosaurus (tie-ran-oh-saw-russ): Meaning: Tyrant Lizard. Length: 20 m. Type: Carnivore. Period: Cretaceous. Fact: Powerful jaw & legs made it an effective predator. Diplodocus (dip-lod-oh-kuss): Meaning: Double Beam. Length: 26 m. Type: Herbivore. Period: Jurassic. Fact: had a hollow backbone that was very light but very strong. Triceratops (tri-ser-a-tops): Meaning: Three horned face. Length: 9 m. Type: Herbivore. Period: Cretaceous. Fact: had a bony frill, armor plating, & horns for defense. Stegosaurus (Steg-oh-sore-us): Meaning: Roof Lizard. Length: 9 m. Type: Herbivore. Period: Upper jurassic. Fact: had a brain the size of a walnut. Spikes were used for protection. Toy Industry Association, Inc. Conforms to safety requirements of ASTM F963. Made in China.