NATIONAL GEOGRAPHIC Starter Rock Tumbler Kit - Durable Leak-Proof Rock Polisher for Kids - Complete Rock Tumbling Kit - Geology Hobby Science Kit, Rocks and Crystals for Kids, A Great STEM Activity
Product ID: 257611799
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Details
- Size1 Count (Pack
- BrandBlue Marble
- Themescience
- Age range (description)8 years and up
- MaterialSilicone
💎Includes 9 gemstone types & 4-stage grit
🔒Leak-proof, rubber-lined barrel
⚙️Durable motor for multiple batches
Frequently Bought Together
Description
💎 Turn rough rocks into polished treasures—STEM fun that shines!
- BUILT TO ENDURE - Heavy-duty motor and leak-proof design for nonstop tumbling.
- POLISH LIKE A PRO - Transform rough stones into dazzling gems with ease.
- ALL IN ONE STEM KIT - Complete set with rocks, polishing grit, and jewelry fastenings.
- LEARN WHILE YOU CREATE - Step-by-step guide plus fascinating geology facts included.
- KID APPROVED PARENT TRUSTED - Safe, educational, and fun for ages 8+ with National Geographic quality.
The NATIONAL GEOGRAPHIC Starter Rock Tumbler Kit is a durable, leak-proof rock polisher designed for kids 8 and up. Featuring a robust motor, rubber-lined barrel, and a complete set of rough rocks, polishing grits, and jewelry fastenings, it offers an engaging STEM activity that combines hands-on learning with the thrill of creating real gemstones.
Specifications
| Product Dimensions | 27.94 x 13.2 x 30.48 cm; 1.9 kg |
| Manufacturer recommended age | 8 years and up |
| Item model number | NGTUMBLER2 |
| Educational Objective(s) | Geology, Process Understanding, Critical Thinking, Scientific Inquiry |
| Language: | German |
| Number of Puzzle Pieces | 30 |
| Assembly Required | No |
| Batteries Required? | No |
| Batteries Included? | No |
| Material Type(s) | Silicone |
| Material Care Instructions | See Included Manual |
| Remote Control Included? | No |
| Radio Control Suitability | Travel, Home |
| Color | Original Version |
| Release date | 13 October 2017 |
| ASIN | B01I56RV0C |
Have a Question? See What Others Asked
Can this be used to tumble glass to make sea glass?
Where can I buy more grit?
How many pounds/ounces of rocks can you put into the barrel with grit for tumbling?
How long does it take from start to finish? And can you use any rocks or only the ones that come with it
Common Questions
Trustpilot
TrustScore 4.5 | 7,300+ reviews
The product quality is outstanding. Exactly what I needed for my work.
1 month ago
The MOLLE sheath is of exceptional quality. Very happy with my purchase.
2 weeks ago
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