As an Amazon Associate I earn from qualifying purchases.
1. NATIONAL GEOGRAPHIC #ad
Geology Hobby Science Kit, A Great STEM Activity, Rocks and Crystals for Kids, NATIONAL GEOGRAPHIC Starter Rock Tumbler Kit, Durable Leak-Proof Rock Polisher for Kids, Complete Rock Tumbling Kit #adNATIONAL GEOGRAPHIC #ad
- An improved, leak-proof barrel is lined with rubber for quieter operation while tumbling on the sturdy tumbler base. Satisfaction guaranteed – the national geographic stem series provides kids high-quality educational toys that are a whole lot of fun! If your experience is anything less than extraordinary, let us know so we can make it right for you.
Easy to use and educational - detailed tumbler instructions lead you step-by-step through the rock tumbling process, A full-color learning guide details how rocks are naturally polished and has fascinating facts about the gemstones in the kit.
All-in-one tumbling kit - this kit has everything you need and then some! You get ½ a pound of rough rocks with nine different types of gemstones inside, five jewelry fastenings, and our four-stage rock polishing grit.
A tumbler that's made to last - the durable motor allows you to tumble multiple batches of rocks. Create your own gemstones - rock tumbling is a hugely popular hobby for kids and adults! This starter rock tumbler makes it fun and easy to turn rough rocks into beautifully polished gemstones, thanks to its simple operation and durable design.
|Brand||NATIONAL GEOGRAPHIC #ad|
|Manufacturer||Discover with Dr. Cool #ad|
|Warranty||30 day warranty against manufacturer defects|
2. NATIONAL GEOGRAPHIC #ad
Learning Guide, Jewelry Fastenings, NATIONAL GEOGRAPHIC Hobby Rock Tumbler Kit, Includes Rough Gemstones, 4 Polishing Grits, Great Stem Science Kit #adNATIONAL GEOGRAPHIC #ad
- Makes a great gift for girls and boys! Easy to use – simple instructions and one-touch settings make rock tumbling fun and easy. An excellent STEM activity for kids. The leakproof rubber barrel reduces sound, making it 75% quieter than other plastic models.
High-quality educational toys - National Geographic is proud to make the highest quality hands-on science toys, and all our products are backed by exceptional service. Control the number of days for each tumbling cycle with the one-touch timer and automatic shutoff feature, set it and forget it! This is a great gift for kids.
A complete hobby tumbling kit - everything you need to create polished gemstones: the tumbler, four polishing grits, nine types of real rough gemstones, sifter, plus a detailed full-color learning guide.
Create your own gemstones - make any stone sparkle and polish everyday rocks into dazzling gemstones! This rock tumbler kit makes it fun and easy to turn rough rocks into beautifully polished gemstones, thanks to its simple operation and durable design. A tumbler that's made to last – our high-quality tumblers are made with a durable motor that’s designed to last for years.
|Brand||NATIONAL GEOGRAPHIC #ad|
|Manufacturer||JMW Sales, Inc #ad|
3. KoolStone #ad
100% Rubber Barrel, Rough Gemstones, Large 2.5LB Professional Rock Tumbler Kit, Rotary Stone Polisher Includes 3 Belts, STEM Gift for Adults Kids, 3-Speed Motor & 9-Day Timer, 4 Polishing Grits etc. #adKoolStone #ad
- 90 days refund guarantee & 2 years free replacement -- the stardard 30-day return time is always short, so we purposely extend it to 90 days. Just tumbling right away! Easy to get the wonderful gemstones -- koolstone rock tumbler is a fairly simple machine which has the sole purpose of taking ordinary looking rocks, turning them over and over in a mixture of grit and water and polishing them into smooth, round, brilliant stones.
Please reach out at: [email protected]
Com to get it.
Belts are consumables, so we'd like to offer extra 3 belts for spare use. Rubber material which has 75% quieter than most plastic barrel. If you miss amazon's 30-day return window, please do not get angry or mat at us and feel free to contact us directly for a easy refund or replacement within 48 hours.
90-day refund guarantee & 2-year free replacement, please feel free to reach out us for any issue. Everything you need for tumbling is here -- koolstone rock tumbler has everything you need to create polished gemstones. Which allows to tumbler more rocks each time. 2. 5lb large capacity & 75% quieter -- an updated features is that koolstone rock tumbler has a large 2. 5lb capacity.
|Warranty||2-Year Lifetime Warranty Replacement, please feel free to reach out at: [email protected] to activate it.|
4. Dan&Darci #ad
Advanced Professional Rock Tumbler Kit, Turn Rough Rocks into Beautiful Gems : Great Science & STEM Gift for Kids All Ages : Geology Toy, with Digital 9-Day Polishing Timer & 3 Speed Settings #adDan&Darci #ad
- Capacity, and an illustrated easy-to-follow instruction and learning guide booklet. 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.
Assorted rough rocks, jewelry fasteners, low-noise barrel 1 lb. 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. 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, 4 grit packets, gem storage bag, mesh strainer, 1/2 lb. 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.
5. EARTH'SCODE #ad
STEM Science Kit with Polishing Grits, Geology Hobby Toy for Adults Kids, Jewelry Fastenings, Rough Rocks into Gemstones, EARTH'SCODE Rock Tumbler kit, Advanced Professional Tumbling Stone Polisher #adEARTH'SCODE #ad
- Create unique gemstones - rock tumbler kit is a simple operation and a durable design that can help you easily polish and turn rough rocks into sparkle Gemstones, crystals. Let's create your own gems now! durable tumbler - the professional tumbler stone polisher runs on a powerful motor with a leak-resistant rubber barrel which makes it quieter than other plastic models, that are made to last a long time.
Contains everything for making gemstones, rock collection gems jewelry, and gems decorations.
Easy to use - advanced rock tumbler comes with easy-to-follow instructions, 10 assorted rough rocks, 4 polishing refill grits, jewelry fasteners, mesh strainer, low-noise barrel, gem storage bag, Digital LCD screens with a 9-Day Polishing Timer & 3 Speed Settings for each tumbling cycle, Pour in the rough stones and grit then let the machine do the job! What's in the box - rock tumbler machine, an Extra tumbler belt, 1 Rock Tumbling Ceramic Filler media, and an instruction & learning guide booklet.
Gems hobby toy gift - our rock tumbler science kit is a fun and educational Gems Hobby toy for all ages, or Christmas. Excellent stem activity for adults, a great kids' gift for a birthday, 8 years old up boys and girls.
6. NATIONAL GEOGRAPHIC #ad
Educational STEM Science Kit, Rock Collection, NATIONAL GEOGRAPHIC Hobby Rock Tumbler Kit – Durable Leak-Proof Rock Polisher with 7-Day Timer – Complete Rock Tumbling Kit – Geology Hobby for Kids #adNATIONAL GEOGRAPHIC #ad
- A tumbler that's made to last - the durable motor has time and speed control settings so you can set it, and forget it. An improved, leak-proof barrel features a stainless-steel lid. Create your own gemstones - rock tumbling is a hugely popular hobby for kids and adults! This robust rock polisher makes it fun and easy to turn rough rocks into beautifully polished gemstones, thanks to its simple operation and durable design.
Use gemfoam for dazzling results - this rock tumbling kit stands apart from others thanks to our new, reusable GemFoam rock polisher! Add GemFoam and water to the barrel after your final tumbling stage and your gems will have incredible shine! High-quality educational toys - National Geographic is proud to make the highest quality hands-on science toys, and all our products are backed by exceptional service.
All-in-one tumbling kit - you get 1/2 pound of rough rocks with nine different types of gemstones inside, five jewelry fastenings, a strainer, tumbler grit, and our innovative GemFoam polishing foam.
7. wakeInsa #ad
WakeInsa Rock Tumbler Kit for Kids and Adults,Rock Polisher,Stone Tumbler,Rock Kit Making Gemstones,Necklaces,STEM Toy for 3+ Year Old Kid,Brithday and Christmas Gifts for Kids #adwakeInsa #ad
- Easy to use - the instruction booklet in the learning toy set provides detailed instructions on the operation process of rough stone grinding. Your purchase is covered by a 1-year warranty. In addition, the leak-proof rubber barrel equipped with the grinder has a good seal and is quieter than other products.
It is a great stem toys for kids, Rock polisher can improve kid's interest in geography and science, as well as exercise kid's patience. Any questions you don't understand can also be answered in the study guide booklet, which fully documents how to turn a rough stone into a beautifully polished gem.
What you get - our rock tumbler set includes a rock tumbler, 4 pcs polishing grits, jewelry fastenings, various rough rocks, a tube of glue and a detailed instruction manual. In addition, 2 drive belts are included in the set for replacement.
Education toys and stem toys - rock tumbler science toy is the perfect birthday and Christmas gift for boys and girls. If you have any problem with rock tumbler kit, please contact us first, we will take care of the problem within 24 hours. Quality grinding rock polisher - our products use high-quality motors, which are durable and can work continuously for a long time. After-sales commitment - we are committed to providing satisfactory customer service.
8. Zcvtbye #ad
Zcvtbye Rock Tumbler kit,Fun Artwork Handmade DIY Rock Polisher for Kids Toy Set,Turns Rough Rocks Into Beautiful Gems,Polished Stones Jewelry Create,Rock Polisher Kids Stem Toys Science Toys #adZcvtbye #ad
- Enjoy hobby you make the inconspicuous stones into exquisite and precious gemstones. Educational toys & science toysthis is a great stem toys for kids to build their favorite gems by themselves. Everything you need to create polished gemstones is included. A rock tumbler science toy is the perfect birthday and Christmas gift for boys and girls.
Diy stone polishing this rock tumbler kit is a complete set of polishing tools, which gives you polished gemstone as gifts or use in more arts & crafts projects! Simple instructions and one-touch settings make rock tumbling fun and easy.
You can just enjoy the joy of receiving gemstones. Kits included rock tumbler, polishing powder, instructions, fine grinding powder, coarse grinding powder, rough rocks 18oz, final polishing powder, transformer, jewelry making components, glue and instructions.
Rock polisher can improve children's interest in science, as well as exercise children's patience. This set includes all the accessories you’ll need to start polishing rocks. And a transparent cover on the top, which can reduce part of the sound of tumbler spinning and polishing stones. Unique design high-quality tumbling machine with powerful motor. The automatic shutoff timer is also very smart and convenient. The leak-proof barrel is an upgraded design.
9. Nature Bound #ad
Polishing Grits, Boys & Girls Ages 8+, Nature Bound Starter Rock Tumbler Kit for Kids– Includes Rough Gemstones, Jewelry Fastenings, and Instructions – Great STEM Science Kit for The Future Geologist #adNature Bound #ad
- Easy to use – all ages and skill levels can get started quickly and easily; 100% Satisfaction. Fast – our unique design means a faster gemstone polish experience. Polish stones in half the time! complete kit – includes rock tumbler, power cord, polishing powder, 3 types of unpolished gemstones, and easy to follow instructions.
Authentic nature bound brand - The finest nature toys available - guaranteed! No leak – our rock tumbler securely fastens and does not leak like so many others.
|Brand||Nature Bound #ad|
|Manufacturer||Thin Air Brands #ad|
|Warranty||90 Day Warranty Against Manufacturer Defects|
10. Syahro #ad
Syahro Rock Tumbler Kit with Rough Gemstones, Jewelry Fastenings, 4 Polishing Grits, , Rock Polisher Kids Stem Toys Science Toys for 3-12 Year Old #adSyahro #ad
- A rock tumbler science toy is the perfect birthday and Christmas gift for boys and girls. Durable grinding rock polisherour products use high-quality motors, which are durable and can work continuously for a long time. Easy to useyou can set any stone grinding time from 1-7 days through the button, the stone grinder stops automatically.
What you getyou can get a complete rock tumbler set, which includes all the tools needed to polish the stone: a rock tumbler, 4 pcs polishing grits, various rough rocks, jewelry fastenings, a tube of glue and a detailed instruction manual.
Educational toys & science toysthis is a great stem toys for kids to build their favorite gems by themselves. Trust me, this stone grinder is a great learning toys for 3-12 year old kids. Rock polisher can improve children's interest in geography and science, as well as exercise children's patience.
Satisfied serviceif you have any dissatisfaction or questions about this rock kit, please feel free to contact us, we will reply you and solve the problem within 24 hours. In addition, the leak-proof rubber barrel equipped with the grinder has a good seal and is quieter than other products. Any questions you don't understand can also be answered in the detailed study guide booklet, or you can stop and continue working with one button. After completing the set working time, which fully documents how to turn a rough stone into a beautifully polished gem.