💎 Turn rough stones into polished treasures—because your desk deserves a little sparkle!
The Blue Marble NATIONAL GEOGRAPHIC Rock Tumbling Kit offers a professional-grade, 3-pound capacity rock polisher with adjustable time and speed controls. Featuring a leak-proof stainless-steel barrel that operates 75% quieter than plastic alternatives, this kit includes 3 lbs of rough gemstones, 4 polishing grits, jewelry fastenings, and the innovative reusable GemFoam for a brilliant shine. Designed as an educational STEM tool, it enhances critical thinking and fine motor skills for ages 8 and up.
| Product Dimensions | 32.4 x 26.2 x 17 cm; 3.7 kg |
| Manufacturer recommended age | 8 years and up |
| Item model number | NGTUMBLER3LB |
| Educational Objective(s) | STEM, Concept Development Skills, Hand-Eye Coordination, Critical Thinking, Reasoning Exploratory Skills |
| Language: | English |
| Assembly Required | No |
| Batteries Required? | No |
| Batteries Included? | No |
| Material Type(s) | default_no_selection_value |
| Remote Control Included? | No |
| Remote Control Type | None - Not Applicable |
| ASIN | B08DL95CWL |
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