This is the Smithsonian Crystal Growing Set. Suitable for Ages 10 & Up. FEATURES: Grow your own collection of crystals with the "Golden Citrine" and "Aquamarine Blue" sparkling colors Learn about crystalline habitats and crystal structures 23" x 17" color poster included Instructions INCLUDES: One pair of goggles Two mixing sticks One magnifying glass One measuring cup One bag of granite stones One growing blister tray Color poster Instructions Chemical powder tlh 8/7/09