14/06/2026
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Carolina Valdés Soto
Psicopedagoga, Profesora de Educación Diferencial y Magíster en Educación. Actualmente, se desempeña como Directora / CEO de Pedagogías.cl.
National Geographic rock tumbler kit, leak-proof, 7-day timer, full STEM set
USD 64.99 USD
The National Geographic Hobby Rock Tumbler Kit has all the features and accessories you’ll need to master rock tumbling, start an extraordinary rock collection, and create beautiful jewelry. Plus, our tumbling barrel dampens sound better than most tumblers out there.
Specifications
| Educational Objective | STEM |
| Size | One Size |
| Age Range Description | 8 years and up |
| Manufacturer Part Number | NGHOBBYTUMBLER2 |
| Material Type | Plastic |
| Sub Brand | National Geographic |
| Age Level | 8 years and up |
| Brand | Blue Marble |
| Type | Hobby Rock Tumbler Kit |
| Language | English |
| Model | NGHOBBYTUMBLER2 |
| Set Name | Rock Tumbler Kit |
| Theme | Geology |
| Recommended Age Range | 8 years and up |
| Item Dimensions | 13.11 x 5 x 8.15 inches |
| Item Weight | 1.9 Kilograms |
| UPC | 816448028830 |
The National Geographic Hobby Rock Tumbler Kit has all the features and accessories you’ll need to master rock tumbling, start an extraordinary rock collection, and create beautiful jewelry. Plus, our tumbling barrel dampens sound better than most tumblers out there.
