Features: Functions: Natural stone digging toys are specially designed for children to make gem necklaces by hand. 2 kinds of Gemstones: This stone excavation toy link has two options- amethyst, green Dongling stone for you to choose. Educational function: This mining toy is conducive to enhancing children's thirst for knowledge, practical ability and patience. Parent child interaction: This mining toy is suitable for parents and children to participate together, grow together and enhance parent-child relationship. One set with all: The toy set contains all the necessary tools and learning cards to help understand minerals. Usage method: 1. Unpack 2. Use excavation tools to excavate soil blocks 3. Add water to prevent dust 4. Dig out all gems 5. Bend the lead 6. Thread the elastic rope through the lead 7. Transfer the stone to the elastic rope through the lead wire 8. Knot the bracelet Specifications: Material: Gypsum Product color: Purple, green List of items: Earth block (including 1 style: Stone), hammer, chisel, brush, lead wire, elastic rope, manual Applicable to: Children over 6 years old Application: Children's toys / gifts includes: 6 * Card 1 * Excavation body 1 * Brush 1 * Wooden hammer 1 * Wooden chisel 1 * Magnifying glass 3 * Ropes 1 * Instruction manual