(NEW) National Geographic Mega Gemstone Dig Kit STEM Up to 15 Real Gemstones. Awesome  Brand New National Geographic Mega Gemstone Dig Kit STEM Up to 15 Real Gemstones up for grabs here!  Amazing fun in learning with the family with this kit! Item pictured is item you will receive, please see all pics for condition for it is part of the description, priced to sell so grab this one while it lasts with FAST SHIPPING!