Activity & Learning Toys

BDJSN DIY Stone Polisher, Professional Rock Tumbler Kit, Electric Gem Grinder with Timmer Buttons, Detachable Gemstone Polisher Gift for Kids All Ages Gemstones: Make any gemstone sparkle, polish everyday gemstones into dazzling stones, simple to operate and designed to be durable, this electric gemstone grinder allows you to turn rough gemstones into beautifully polished stones, fun and easy.... BDJSN DIY Stone Polisher, Professional Rock Tumbler Kit, Electric Gem Grinder with Timmer Buttons, Detachable Gemstone Polisher Gift for Kids All Ages