Crystal Growing Experimental Kit - Fun sparkling, activity for kids, rocks

Grow & display a collection of seven colorful crystals - fascinating. Grow a unique crystal collection with this fun kit, endorsed by the University of Cambridge. Following the illustrated instructions, mix the crystal compounds, add color with the seeding mixture and leave to develop in a warm place. Within 4 to 7 days, you will have an entirely one-of-a-kind crystal! The set includes seven containers in a variety of sizes, which also double as display cases. Great for those interested in science, this cool kit totally rocks! Fun sparkling, activity for kids, rocks, Crystal Growing Experimental Kit