- WHAT YOU GET: Complete rock tumbling kit with tumbler, rough rocks, polishing grit, jewelry fastenings, instructions, and a learning guide!
- INTRODUCE STEM CONCEPTS: An easy-to-use way to start a fun hobby that can last a lifetime.
- EXPAND YOUR LEARNING COLLECTION: Compatible with all National Geographic rock tumbling accessories.
- MAKE LEARNING FUN: Detailed learning guide teaches about natural rock polishing processes and more!
























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