đź’Ž Polish your passion, rock your style!
The Blue Marble National Geographic Rock Tumbler Starter Kit (2016 Release) is a beginner-friendly, all-inclusive rock polishing set featuring a reliable motor, leak-proof barrel, four-stage grit system, and nine types of real rough gemstones. Designed for ages 8+, it combines hands-on STEM learning with creative jewelry making, all backed by National Geographic’s trusted quality.
| Educational Objective(s) | STEM |
| Language: | German |
| Model Number | NGTUMBLER2 |
| 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 |
| Colour | yellow |
| Product Dimensions | 27.9 x 13.2 x 30.48 cm; 1.9 kg |
| Item model number | NGTUMBLER2 |
| Manufacturer recommended age | 8 years and up |
| Manufacturer | Discover with Dr. Cool |
| Country of Origin | USA |
| Item Weight | 1 kg 900 g |
S**A
Doesn't close after first time.
Doesn't close after first time. Too much Waste of money. Rubber gets loose tooo. Thats enough review for the first time
Trustpilot
1 week ago
1 week ago
