Discover crystal treasure with National Geographic break-open geodes! Geology doesn’t get more exciting then breaking open rocks and finding crystal treasures! Geodes can form with a variety of crystals inside and National Geographic strives to bring you the best variety available. This earth science kit provides a hands-on science experiment that you and your children are guaranteed to love. This exciting earth science kit includes 10 high-quality crystal filled geodes, 1 set safety goggles, 3 display stands, 1 full-color learning guide. This is a perfect activity for energetic boys and girls! The included display stands are perfect for showcasing the crystals you find and starting a rock collection, while the learning guide will teach you many amazing facts about geodes! National Geographic Toys makes the highest quality hands-on science toys, and all products are backed by exceptional service. About the National Geographic Society: With a mission to inspire people to care about the planet, the National Geographic Society is one of the world’s largest nonprofit scientific and educational organizations.