Glow in the Dark Dino Bones Ankylosaurus & Triceratops Puzzle Build Your Own Dinosaur One package contains 2 Glow in the Dark Dinosaur Skeletons. Dino bones of Ankylosaurus and Triceratops. Each Dinosaur is a 3D puzzle/model. Glowing Fossils!! Instructions say use the diagram to find and match numbered pieces! Slots with the same number fit together! Contains Small Parts. Intended for ages 4 plus. Adult supervision recommended.