Discovery #MINDBLOWN Rock Tumbler Motorized Stone Polishing Kit
Discovery #MINDBLOWN Rock Tumbler Motorized Stone Polishing Kit
Low stock
Product Description
Product Description
Discovery #MINDBLOWN Rock Tumbler is a motorised stone polishing kit that lets children transform rough rocks into smooth, polished gems while exploring the science of geology. Simply place the included starter stones, grit and water into the tumbling barrel and let the motorised tumbler gradually smooth and polish the stones over time. Designed as a hands-on STEM activity, it gives young rock enthusiasts an engaging way to learn about rocks, minerals, friction and the polishing process. The set also includes a gem display case so children can organise and showcase their finished stones.
- Motorised rock tumbler for polishing rough stones into smooth gems
- Hands-on STEM activity introducing children to geology and rock polishing
- Includes 16 assorted starter stones
- Includes medium grit and polishing grit
- USB-powered for convenient operation
- Includes a gem display case for finished stones
- Encourages observation, patience and scientific exploration
- Suitable for beginners and young rock collectors
Recommended for 8 years+
Whats' Included
- 1 x Motorised Rock Tumbler
- 1 x Tumbling Barrel
- 1 x USB Cable
- 16 x Assorted Starter Stones
- 1 x Medium Grit Pack
- 1 x Polishing Grit Pack
- 1 x Gem Display Case
Turn Rough Rocks Into Polished Gems
Discover the fascinating process of rock tumbling with the Discovery #MINDBLOWN Rock Tumbler. Children can watch rough stones gradually become smoother and more polished as they move through the tumbling process, providing a hands-on introduction to geology and mineral exploration.
Simple Motorised Tumbling
Add the included stones, grit and water to the barrel, secure it to the tumbler and let the motorised unit do the work. As the rocks tumble together, friction and abrasive grit gradually smooth their rough surfaces and help bring out their natural colours and patterns.
Explore Geology Through Hands-On Learning
The rock tumbler provides a practical way for children to learn how abrasion and friction can alter the texture and appearance of stone. It combines scientific observation with an engaging craft activity, encouraging curiosity about rocks, minerals and the natural world.
Display Your Finished Collection
Once the stones have been polished, children can organise and showcase their favourites in the included gem display case, turning the finished project into a small rock and mineral collection.

