The National Geographic Break Open 15 Premium Geodes Kit Discover crystal treasure! Geology doesn t get more exciting than breaking open rocks and finding crystal treasures! This is a perfect activity for energetic unisex children! 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! This science kit includes: ★ 15 high-quality crystal filled geodes ★ 1 pair safety goggles ★ 3 display stands ★ A full-color learning guide National Geographic Toys makes the highest quality hands-on science toys and all products are backed by exceptional service. ★ STEM: Science ★ STEM toys are Science Technology Engineering and Math based products that are geared towards developing useful skills in all areas of learning. This product focuses on the core subject: Science