Dancing Bear Rock & Mineral Science Activity Kit 10 Pc Set for 5 Lab Experiments Grow Your Own Crystals Crack Open Geodes Magnetic Lodestone Float a RockTV Stone Fun STEM Geology Exploration

GROW YOUR OWN CRYSTALS -pour white vinegar over the limestone specimen and crystals start to form when the vinegar evaporates. Add a penny or food coloring for exciting crystal colors! CRACK OPEN GEODES–who knew such regular looking rocks were hiding such beautiful crystals inside! Manufactured by Dancing Bear. WATCH "TV" ON A ROCK–satin spar specimen demonstrates basic fiber optic science STEM concepts 100% SATISFACTION GUARANTEE–we will gladly refund your money if you are not completely happy with your purchase–no worries. FUN & EDUCATIONAL SCIENCE ACTIVITIES–Explore 5 Experiments that teach Earth Science STEM principles.