Uncover prehistoric secrets with the National Geographic Glow-in-the-Dark Dissect Lab - T-Rex! Kids ages 6 and up can dissect a realistic T-Rex model to discover a glow-in-the-dark skeleton hidden inside while learning about dinosaur anatomy and paleontology. The included refill provides another opportunity for hands-on exploration and discovery. This educational science kit encourages curiosity, observation, fine motor skills, and a love of dinosaurs through an exciting interactive activity.