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NATIONAL GEOGRAPHIC Hobby Rock Tumbler Kit - Includes Rough Gemstones, 4 Polishing Grits, Jewelry Fastenings and Detailed Learning Guide - Great STEM Science Kit for Mineralogy and Geology Enthusiasts

  • MAKE ANY STONE SPARKLE - Polish everyday rocks into dazzling gemstones
  • ENHANCE YOUR ROCK COLLECTION - Or start a new one! Makes all rocks shine like professionally polished stones
  • EVERYTHING IS INCLUDED - This kit includes the tumbler, four polishing grits, sifter, learning guide PLUS nine types of real rough gemstones
  • EASY TO USE - Simple instructions, one-touch settings and an automatic shutoff timer
  • SATISFACTION GUARANTEE - For 131 years, National Geographic has been committed to providing fun and fascinating educational opportunities for children and stands behind this Rock Tumbler with a two-year warranty
NATIONAL GEOGRAPHIC Hobby Rock Tumbler Kit - Includes Rough Gemstones, 4 Polishing Grits, Jewelry Fastenings and Detailed Learning Guide - Great STEM Science Kit for Mineralogy and Geology Enthusiasts

Advanced Professional Rock Tumbler Kit - with Digital 9-day Polishing timer & 3 speed settings - Turn Rough Rocks into Beautiful Gems : Great Science & STEM Gift for Kids all ages : Geology Toy

  • 💎 TURN ROUGH ROCKS INTO POLISHED GEMS: Discover and learn the fun process of rock tumbling with the Advanced Rock Tumbler. Pour in the rough stones and grit and let the machine do its job.
  • 🔧 COMPLETE KIT: Includes: rock tumbler machine, low-noise barrel (1 lb. capacity), 4 grit packets, 1/2 lb. assorted rough rocks, mesh strainer, jewelry fasteners, gem storage bag, and an illustrated easy-to-follow instruction and learning guide.
  • ⚡ POWERFUL QUALITY: Runs on a powerful heavy duty motor that will last for a very long time, and includes a leak-resistant barrel that runs quieter than the other brands.
  • ⚙️ ADVANCED FEATURES: Includes speed controls (providing more granular tumbling results), a 9-day timer (shuts off automatically when you desire), all displayed on beautiful LCD screens.
  • 🎁 A FUN AND EDUCATIONAL GIFT FOR ALL AGES: It's not often that a science project can be fun and engaging, but this kit achieves both! It fascinates children and adults as soon as they pull it out of the box and is a perfect STEM project for any age. It fosters a love for science, geology and mineralogy in a fun and exciting way.
Advanced Professional Rock Tumbler Kit - with Digital 9-day Polishing timer & 3 speed settings - Turn Rough Rocks into Beautiful Gems : Great Science & STEM Gift for Kids all ages : Geology Toy

Starter Rock Tumbler Kit for Kids– Includes Rough Gemstones, Polishing Grits, Jewelry Fastenings, and Instructions – Great STEM Science Kit for The Future Geologist, Boys and Girls Ages 8+

  • Fast – our unique design means a faster gemstone polishing experience. Polish beautiful stones in half the time
  • Complete kit – everything The young rock Hound needs including rock tumbler, power chord, 3 types of unpolished gemstones, polishing powder, and jewelry settings
  • No leak – our rock tumbler securely fastens and does not leak like so many others
  • Easy to use – All ages and skill levels can get started quickly and easily
  • 100% satisfaction – we stand behind all of our rock tumblers with a manufacturer’s
Starter Rock Tumbler Kit for Kids– Includes Rough Gemstones, Polishing Grits, Jewelry Fastenings, and Instructions – Great STEM Science Kit for The Future Geologist, Boys and Girls Ages 8+

NATIONAL GEOGRAPHIC Rock Tumbler Refill Kit - Gemstone Mix of 9 varieties including Tiger's Eye, Amethyst and Quartz - Comes with 4 grades of Grit, Jewelry Fastenings and detailed Learning Guide

  • Gemstones of nine varieties: tiger's eye, amethyst, Aventurine, rose quartz, red jasper, agate, Sodalite, Dalmatian jasper, hematite. (1lb in total)
  • Four grades of grit: Coarse, medium, fine, polish. Transform your stones from rough rocks to dazzling gemstones!
  • Jewelry fastenings: 1 necklace, 1 set of earrings, 1 keychain, 1 ring. Create custom jewelry from your newly polished gemstones!
  • Learning guide: our learning guide will teach you all about these unique gemstone specimens and includes many amazing and fascinating facts
  • Respected quality - NATIONAL GEOGRAPHIC is proud to provide only the highest quality toys and all our kits are backed by our 100% satisfaction guarantee
NATIONAL GEOGRAPHIC Rock Tumbler Refill Kit - Gemstone Mix of 9 varieties including Tiger's Eye, Amethyst and Quartz - Comes with 4 grades of Grit, Jewelry Fastenings and detailed Learning Guide

NATIONAL GEOGRAPHIC Rock Tumbler Refill – 5 Pound Mix of Rocks and Gemstones for Rock Tumblers, Includes Agate, Jasper, Petrified Wood, Gemstone, and More, 5 Jewelry Settings and Polishing Grit

  • ENORMOUS VARIETY - This rock tumbler refill kit has 5 pounds of unpolished rocks and gemstones consisting of a 1-pound gemstone mix, 1-pound agate mix, 1-pound Madagascar mix, 1-pound jasper mix, and 1-pound petrified wood mix
  • ROCK POLISHING GRIT – There are 20 total rock tumbler grit packets in the kit, enough for five complete tumbling cycles with any rock tumbler
  • JEWELRY SETTINGS – Once your rocks are polished, use the 5 included jewelry settings to create beautiful keepsakes or use the included storage pouch to keep your favorite specimens all in one place
  • DETAILED LEARNING GUIDE – The learning guide includes polishing instructions along with fascinating information about the stones in the kit
  • RESPECTED QUALITY - National Geographic is proud to provide only the highest quality STEM toys and all our kits are backed by our 100% satisfaction guarantee
NATIONAL GEOGRAPHIC Rock Tumbler Refill – 5 Pound Mix of Rocks and Gemstones for Rock Tumblers, Includes Agate, Jasper, Petrified Wood, Gemstone, and More, 5 Jewelry Settings and Polishing Grit

NATIONAL GEOGRAPHIC Rock Tumbler Mega Refill Kit - 3lbs Gemstones of 9 Varieties Including Tiger's Eye, Amethyst & Quartz - 4 Grades of Grit, Jewelry Fastenings & Detailed Learning Guide

  • Gemstones of nine varieties: tiger's eye, amethyst, Aventurine, rose quartz, red jasper, agate, Sodalite, Dalmatian jasper, hematite. (3lb in total)
  • Four grades of grit: Coarse, medium, fine, polish. Transform your stones from rough rocks to dazzling gemstones!
  • Jewelry fastenings: 1 necklace, 1 set of earrings, 1 keychain, 1 ring. Create custom jewelry from your newly polished gemstones!
  • Learning guide: our learning guide will teach you all about these unique gemstone specimens and includes many amazing and fascinating facts
  • Respected quality - National Geographic is proud to provide only the highest quality toys and all our kits are backed by our 100% satisfaction guarantee
NATIONAL GEOGRAPHIC Rock Tumbler Mega Refill Kit - 3lbs Gemstones of 9 Varieties Including Tiger's Eye, Amethyst & Quartz - 4 Grades of Grit, Jewelry Fastenings & Detailed Learning Guide

NATIONAL GEOGRAPHIC Rock Tumbler Refill - 3.28 Pounds Tumbling Grit Media for Stone Polisher, Works with any Rock Tumbler

  • HIGH QUALITY - This kit comes with enough silicon carbide grit to complete approximately 8-10 lbs of rocks.
  • 4 COURSES OF GRIT - Take your stones from rough material to polished gems over a 4-step tumbling process
  • COMPATIBLE WITH ALL TUMBLERS - This complete 4-step grit kit is perfect for use with rock tumblers of any brand!
  • POLISH ROCKS AND MORE - including quartz, jasper, tiger's eye, glass and more!
  • RECOMMENDED USE - We recommend approximately 2 tablespoons of grit per pound of rocks.
NATIONAL GEOGRAPHIC Rock Tumbler Refill - 3.28 Pounds Tumbling Grit Media for Stone Polisher, Works with any Rock Tumbler

GSI GS29724 Rock Tumbler Kit

  • Turn Rocks Into Gems
  • 1lb Capacity
  • Coarse And Fine Powders
  • Polishing Powders
GSI GS29724 Rock Tumbler Kit

NATIONAL GEOGRAPHIC Rocks & Fossils Kit – 200 Piece Set Includes Geodes, Real Fossils, Rose Quartz, Jasper, Aventurine, & Many More Rocks, Crystals & Gemstones

  • Rock collection for kids – This kit is a perfect standalone collection or addition to any kid’s rock collection, with the included rough and polished samples of Aventurine and rose quartz and stunning snowflake obsidian, Desert Rose, red jasper, blue quartz, pumice, and meteorite specimens as well.
  • Genuine fossils – real fossils include Prehistoric shark teeth, gastropods, ammonites, clams, brachiopods and more. Use the included magnifying glass, full-color learning guide and identification sheet to help you sort and identify every rock, gemstone, mineral and fossil in the kit
  • Real geodes – discover crystal treasures, each kit contains one broken geode and two unbroken geode specimens for you to crack open yourself
  • Display your favorites – use the display case inside to show off your favorite specimens and store the rest in the included storage bag
  • Respected quality – providing children with the best educational STEM toys, this kit comes with National Geographic’s 100% satisfaction
NATIONAL GEOGRAPHIC Rocks & Fossils Kit – 200 Piece Set Includes Geodes, Real Fossils, Rose Quartz, Jasper, Aventurine, & Many More Rocks, Crystals & Gemstones

NATIONAL GEOGRAPHIC Professional Rock Tumbler Kit- Advanced features include Shutoff Timer and Speed Control - 2lb Barrel, 1lb Gemstones, 4 Polishing Grits, Jewelry Fastenings and Learning Guide

  • Create stunning gems - transform ordinary rocks into beautifully polished gemstones with this professional rock tumbling machine from National Geographic
  • A complete hobby kit - includes our Pro series tumbler, 1lb of rough gemstones, four polishing grits, jewelry fastenings, information guide, and instructions
  • Built to Last - This powerhouse machine will last for years and features a 2lb leak-proof rubber barrel which makes less noise than other tumblers
  • Professional features - includes a speed control and shutoff timer for faster tumbling times and better polishing results
  • Respected quality - this premium tumbler comes with National Geographic’s 100% satisfaction guarantee and a 2-year warranty
NATIONAL GEOGRAPHIC Professional Rock Tumbler Kit- Advanced features include Shutoff Timer and Speed Control - 2lb Barrel, 1lb Gemstones, 4 Polishing Grits, Jewelry Fastenings and Learning Guide

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