Gems of the USA | Compact Curiosities Gem Collection
A great starter sample for the little geologist. 16 semi-precious gemstones of the U.S. 4x6" inch peggable card. Great little collectible science toys and STEM demonstration items. Perfect for birthday gift bags, stocking stuffers, and Easter baskets -- or any time you need a little science. Spark curiosity for collectors of science and nature.