Brick reveals 11 precious gemstones, including turquoise and amethyst Learn fun-facts about minerals and gemstones from the illustrated poster Immerse yourself in a fun, hands-on learning experience An ideal gift for any aspiring archaeologists, gemologists or lover of all things science Setup Time:5 minutes Kit Includes: A pair of safety goggles, a wooden mallet, a wooden chisel, a ceramic streak plate, a magnifying glass, a paint brush, a digging brick, a fun-fact illustrated poster and easy-to-follow instructions Age Range: 12 years & up