Feature 1With Display Case: The rock collection kit comes with a clear display case thus children can clearly identify each type of rock, perfect for boys and girls interested in geology. 2Educational: Release the fun of science experiments while enhancing practical skills. This rock collection educational kit is a great way to improve patience and hands on skills. 3Fun And Attractive: Mineral rock collection kit, participate in science activities that engage children and develop a love of science, geology and paleontology in a fun and exciting way. 4Gift Option: This science nature education kit can be used as a birthday, Christmas or Easter gift. Perfect for rock collectors, teachers or anyone who loves rocks. 5Parent Child Interaction: Fun and educational, suitable for both adults and children to collect and learn, parents can explore nature with their children and enhance their emotions.Item Type: Mineral Rock Collection KitMaterial: Crystal, GemsPurpose: Brings science lessons to life. Helps children identify different types of rocks from around the world, great for beginners or experienced gems collectors and science enthusiasts .wang-edit-text{ font-family:'Arial' !important; } .wang-edit-text table { border-top: 1px solid #000; border-left: 1px solid #000; } .wang-edit-text table td, .wang-edit-text table th { border-bottom: 1px solid #000; border-right: 1px solid #000; padding: 3px 5px; } .wang-edit-text table th { text-align: center; }Package List36 x Rock1 x Display CaseNoteSize, color and shape of each rock may vary slightly from the picture shown.