Feature: 1. With 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. 2. Educational: 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. 3. Fun 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. 4. Gift 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. 5. Parent 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. Specification: Item Type: Mineral Rock Collection Kit Material: Crystal, Gems Purpose: 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. Package List: 36 x Rock1 x Display Case Note: Size, color and shape of each rock may vary slightly from the picture shown.