A hands on activity that will keep them guessing until they have explored the whole plant. The gemstones will emerge from the plaster excavation when you least expect it.1. Soak the Planet Explore Dig Kit Toy in water. 2. Use the digging tool to dig out the twists and turns of the planet. 3. Use a brush to remove dust from the stone. 4. Learn planetary knowledge and geological knowledge.Mars measures approx 10cmRecommended for ages 6 -12 years