EXPLORER VEST: Kit includes a grown-up styled explorers vest complete with pockets and Velcro closures to keep tiny treasures safe and organized. Made of 65% Polyester/ 35% Cotton with an easy and secure zipper closure vest fits most children ages 4 to 10. DISCOVERY TOYS: Select a dinosaur skeleton mix up the plaster and cast each egg! Later you can chisel away the shell to re-excavate the dinosaur bones inside. Manufacturered by MindWare. LEARN ABOUT DINOSAURS: The included Excavation guide is filled with fun facts about your dino discoveries with suggested activities for more fun ways to play with your dinosaur bones. INCLUDES: Plaster mix and mixing tray 3 stir sticks egg-shaped mold 3 dino skeletons 3 excavation tools and an excavation guidebook plus 1 explorers vest. (For ages 6 and up) CREATE-YOUR-OWN: Take the fun of regular Dig It Up! eggs into your own hands! This time YOU get to cast the eggs then excavate them yourself or give them to a friend as a surprise!