The National Geographic Explorer Rock Tumbler kit is a fantastic way to start an exciting new rock tumbling hobby! This kit has all the features and accessories you’ll need to transform rough rocks into extraordinary gemstones, start an awesome rock collection, and create beautiful jewelry. From the leakproof tumbling barrel to the four-stage grit polishing system, to the 1/2 pound of rough rocks, you’ll be all set! Five jewelry settings let you make beautiful pieces from your favorite stones, and easy-to-follow instructions help you become a tumbling expert in no time!

• 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!