Imagine taking dull, ordinary rocks and magically transforming them into sparkling gems…now you can!
With this professional-grade tumbling set from Dr. Cool, making beautiful gemstones is easy: Just add the polishing grit, water, and unpolished stones into the machine, set it, and wait. Within a few weeks you’ll have your very own gleaming, beautiful gems! There is no better way for boys and girls to learn about geology. This science kit will provide hours of fascinating science fun and comes with everything you need to start exploring the exciting hobby of rock tumbling.
Long-lasting motor, automatic shutoff timer, noise-reducing leak-proof rubber barrel and speed control settings
Includes 1 lb of semi-precious stones including amethyst, quartz, tiger’s eye, jasper, agate, and more
Includes 4 types of polishing grit
With the included jewelry fastenings, kids can even make their very own custom jewelry. Just mount the polished gems into the fastenings and they’re ready to wear!
Discover with Dr. Cool is a name parents trust. Founded by a teacher and a life-long rock hound back in 2009, Dr. Cool has won over 100 awards for the play value, educational content, and overall quality of their toys. These awards include:
10 Best Toys for Kids – Dr. Toy
Kid’s Product of the Year – Creative Child Magazine
Award of Excellence – Parent Tested, Parent Approve
Best of the Year – Family Review Center
Brain Toy Award – Academic’s Choice
Brain Child Toy Award – Tillywig Toy
Teachers Choice Award – Learning Magazine
All Discover with Dr. Cool products are backed with a 100% satisfaction guarantee, so you know you’re giving a quality gift that any child will love!
Science doesn’t get any cooler than this!
POLISH ROCKS AT HOME – Discover the fun hobby of rock tumbling and transform rough rocks into beautiful gems with this deluxe rock tumbler
COMPLETE ROCK TUMBLING KIT – Includes 1lb of tumbling stones (9 types), polishing grit (4 types), jewelry fastenings, and instructions
ULTIMATE TUMBLING MACHINE – Featuring a long-lasting motor, automatic shutoff timer, leak-proof rubber barrel for quieter tumbling, and speed control settings
START A ROCK COLLECTION – Spark a child’s love of geology and learning with this hands-on earth science kit. Turn any stone into a shiny treasure!
AWARD-WINNING QUALITY – Backed by our 100% satisfaction guarantee, join the 1000’s of parents who have chosen this award-winning science toy