✨ Unleash Your Inner Geologist! ✨
The National Geographic Rock Tumbler Refill Kit offers 1 lb. of authentic Madagascar gemstones, including rose quartz and labradorite, along with four grades of grit for polishing. This kit also includes jewelry fastenings for creating custom pieces and a comprehensive learning guide to enhance your STEM education experience.
| Item Weight | 1.2 Pounds |
| Item Dimensions | 3 x 3 x 8 inches |
| Size | Medium |
| Material Type | Rough Rocks |
| Color | Multicolor |
| Theme | Science |
| Operation Mode | Manual |
| Educational Objective | STEM |
| Power Source | AC adapter |
| Number of Players | 1 |
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