

💎 Turn Rough Rocks into Coveted Gems—Because Your Style Deserves a Story
The National Geographic Rock Tumbler Refill Kit offers 1 lb. of authentic rough agate rocks sourced worldwide, paired with a comprehensive four-stage grit polishing system and six jewelry fastenings. Designed for ages 8+, this STEM-focused kit includes a detailed learning guide and is backed by National Geographic’s satisfaction guarantee, empowering you to craft stunning, personalized gemstone jewelry with scientific insight and global flair.





| Product Dimensions | 7.62 x 7.62 x 20.32 cm; 544.31 g |
| Manufacturer recommended age | 8 years and up |
| Item model number | NGAGATEREFILL |
| Educational Objective(s) | STEM |
| Language: | English |
| Number of Puzzle Pieces | 1 |
| Assembly Required | No |
| Scale | small or compact |
| Batteries Required? | No |
| Batteries Included? | No |
| Material Type(s) | Rough Rocks |
| Remote Control Included? | No |
| Color | Agate |
| Language | English |
| ASIN | B07STXHGVN |
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