Ask Frowse

National Geographic Rock Tumbler Kit with 3 Lbs of Gemstones

Transform rough rocks into stunning polished gemstones effortlessly.

Frowse Rating9.1/10

This rock tumbler kit allows you to create your own stunning gemstones, perfect for both kids and adults. With a robust motor and quiet operation, it’s designed for easy use and durability. The kit includes 3 lbs of raw rocks, 9 types of gemstones, plus additional supplies for a professional polish.

  • Durable, quiet operation with speed and time control settings
  • Includes 3 lbs of rough stones, 5 jewellery fastenings, grit, and a strainer
  • Features reusable GemFoam for a dazzling shine on your gems
Buy Now

As an Amazon Associate, Frowse may earn from qualifying purchases.

Frowse Rating 9.1/10

Best for: Families and beginner rock tumbling enthusiasts

Our Review

The National Geographic 3 Lb. Rock Tumbler Kit is a stellar choice for both beginners and enthusiasts who are eager to explore the fascinating hobby of rock tumbling. The adjustable time and speed controls, along with the improved leak-proof barrel, add reliability to every tumbling session, enhancing the overall experience.

This kit not only provides durability but also includes all essential components for a successful start in rock tumbling. The quiet motor allows for peace of mind while the tumbler operates, making it ideal for home use.

Overall, the National Geographic Rock Tumbler Kit is perfect for families, hobbyists, and anyone looking to engage in a fun, educational activity that encourages creativity. Highly recommended for those wanting to enjoy a rewarding journey into the world of geology and crafting beautiful gemstones.

What we like

  • Customer-friendly design for easy operation
  • Includes 3 lbs. of raw rocks and gemstones
  • Durable construction with quiet motor
  • Adjustable time and speed controls
  • Award-winning educational product

Our verdict

Transform rough rocks into stunning polished gemstones effortlessly.

Product Details

Product Details

This National Geographic rock tumbler kit is ideal for anyone looking to turn rough stones into beautifully polished gemstones. With a durable build, the tumbler features a powerful motor that allows for precise speed and time control, making it easy to customise your tumbling process.

Included Components

  • 3 lbs of raw rocks including 9 different gemstone types
  • 5 jewellery fastenings for creating your own accessories
  • Grit, strainer, and reusable GemFoam for enhanced polishing

Quiet and Efficient Operation

The improved barrel design includes a stainless-steel lid, which is significantly quieter than plastic counterparts, operating 75% quieter overall. This allows for uninterrupted tumbling while achieving fantastic results.

Award-Winning Design

Proudly developed by Blue Marble, this kit has received the Toy Association’s Toy of the Year Award, promoting creativity and education through engaging play. U.S. support ensures a stellar experience for all users.

ASIN:
B08DL95CWL
Brand:
Blue Marble
MPN:
NGTUMBLER3LB

Ready to check the current Amazon listing?

View on Amazon