We all know how much kids like to play with rocks, but do they know that they could be holding a potential gemstone in their hands? Rock tumblers are used to smooth and polish rocks by spinning them in a barrel with water and abrasive grit. Simply picking up an ordinary rock could result in a beautiful jewelry-quality stone and a fascinating new hobby to enjoy.
In our list of the 8 best rock tumblers for kids in 2020, we’ve included tumblers to accommodate everyone from beginners to budding geologists through a range of ages. By taking endorsements from real people and throwing out any rock tumblers with fake reviews, we’re confident you’ll find the perfect gift and hopefully receive a fresh diamond in return.