Find and discover 12 dazzling rocks, minerals and gems within your own excavation block! Use the chisel to dig down, and the brush to help clean your special pieces. Use the magnifier to get a closer look. Keep your treasures in the handy storage bag provided. Useful online tutorial. 17+ piece set! 12 REAL stones and handy storage bag included Perfect for the budding geologist! Find and discover your treasure Everything included! Online tutorials and easy-to-follow instructions Secret code unlocks interesting multilingual online geology facts.