Order by 12/17 for expected delivery by 12/24!
National Geographic Rock Tumbler packaging with images of rocks and a river.

National Geographic Rock Tumbler Explorer Series

$69.99
by Blue Marble
Shipping Info

You can expect your order to be shipped out within 1 to 2 business days (unless it's a holiday or the weekend). And guess what? If your order is worth more than $75.00, congratulations! You've just unlocked free shipping! But don't fret if your total is $74.99 or less; we're still happy to ship it for a flat rate of $7.95. For more info, check out our shipping and delivery page!

Gift Wrap Available

Want to add some pizzazz to your purchase? Opt for our free gift-wrapping service! It's like a little bonus present for yourself (or someone else, we don't judge). Just let us know your gift instructions on the shopping cart page.

Pickup Hours & Location

We are now located at 3001 West White Oaks Drive in Springfield.

Pickup Hours

Monday-Friday 10AM to 6PM

Saturday 10AM to 5PM

Sunday 12PM to 4PM

Get ready for a dazzling adventure with the National Geographic Rock Tumbler Explorer Series! This kit turns rough rocks into stunning gemstones perfect for starting your own collection or creating eye-catching jewelry. Featuring a leakproof barrel and a four-stage grit system, it makes polishing rocks simple and fun. Plus, with five jewelry settings and easy instructions, you’ll be crafting treasures in no time. Perfect for curious explorers ready to shine!

  • Recommended for ages 8+
  • Adult Supervision Required.
  • Includes 1 high-quality Tumbling Machine; 1 upgraded leak-proof Tumbling Barrel; 1 bag of Rough Gemstones (0.55 pounds); 4 bags of Polishing Grits (0.7 ounces each); 1 Rock Strainer; 5 Jewelry Settings; and Instructions and Learning Guide.
  • WARNING: CHOKING HAZARD - Small parts. Not for children under 3 years.