Hobby Rock Tumbler – The Red Balloon Toy Store

Imagine taking dull, ordinary rocks and magically transforming them into sparkling gems…now you can! With the Hobby Rock Tumbler from Discover with Dr. Cool, making beautiful gemstones is easy! Just add the polishing grit, water, and unpolished stones into the tumbling machine and set the timer.

Imagine taking dull, ordinary rocks and magically transforming them into sparkling gems…now you can!

Ages: 8+

With the Hobby Rock Tumbler from Discover with Dr. Cool, making beautiful gemstones is easy! Just add the polishing grit, water, and unpolished stones into the tumbling machine and set the timer. The machine will polish your stones into beautiful, shining gems! There is no better way for boys and girls to learn about geology. This science kit will provide hours of fascinating science fun and comes with everything you need to start exploring the exciting hobby of rock tumbling. With the included jewelry fastenings, kids can even make their very own custom jewelry. Just mount the polished gems into the fastenings and they’re ready to wear!

COMPLETE ROCK TUMBLING KIT – Includes tumbler and barrel, half pound of gemstones (9 different types), polishing grit (4 grades), jewelry fastenings, learning guide, and instructions
DURABLE QUALITY – Backed by our 2-year warranty, this metal base and high-powered motor give you a workhorse machine that will last for years
NOISE-REDUCING BARREL – Features a noise-reducing rubber barrel with stainless steel lid that is both leak-proof and much quieter than plastic barrels
SET IT AND FORGET IT – This easy-to-use tumbler has a programmable timer, giving you bigger results with less energy while never over-tumbling your rocks
100% SATISFACTION GUARANTEE – Includes 2-year warranty. Join the millions of parents who have chosen our award-winning science toys

A Brand You Can Trust

Discover with Dr. Cool is a name parents trust. Founded by a teacher and a life-long rock hound back in 2009, Dr. Cool has won over 100 awards for the play value, educational content, and overall quality of their toys. These awards include:

10 Best Toys for Kids - Dr. Toy
Kid's Product of the Year - Creative Child Magazine
Award of Excellence - Parent Tested, Parent Approve
Best of the Year - Family Review Center
Brain Toy Award - Academic's Choice
Brain Child Toy Award - Tillywig Toy
Teachers Choice Award - Learning Magazine
All Discover with Dr. Cool products are backed with a 100% satisfaction guarantee, so you know you're giving a quality gift that any child will love!
Science doesn't get any cooler than this!

Contents:

High-quality tumbling machine
Noise-reducing rubber barrel with stainless steel lid
Half pound of semi-precious stones including amethyst, quartz, tiger's eye
Jasper, agate, and more
4 grades of polishing grit
Jewelry fastenings
Adventure guide with educational information written by teachers
Activity booklet with 10 puzzles and games to solve
Easy-to-follow tumbling instructions
2-year manufacturer warranty

Imagine taking dull, ordinary rocks and magically transforming them into sparkling gems…now you can! Ages: 8+ With the Hobby Rock Tumbler from Discover with Dr. Cool, making beautiful gemstones is easy! Just add the polishing grit, water, and unpolished stones into the tumbling machine and set the timer. The machine will polish your stones into beautiful, shining gems! There is no better way for boys and girls to learn about geology. This science kit will provide hours of fascinating science fun and comes with everything you need to start exploring the exciting hobby of rock tumbling. With the included jewelry fastenings, kids can even make their very own custom jewelry. Just mount the polished gems into the fastenings and they’re ready to wear! COMPLETE ROCK TUMBLING KIT – Includes tumbler and barrel, half pound of gemstones (9 different types), polishing grit (4 grades), jewelry fastenings, learning guide, and instructions DURABLE QUALITY – Backed by our 2-year warranty, this metal base and high-powered motor give you a workhorse machine that will last for years NOISE-REDUCING BARREL – Features a noise-reducing rubber barrel with stainless steel lid that is both leak-proof and much quieter than plastic barrels SET IT AND FORGET IT – This easy-to-use tumbler has a programmable timer, giving you bigger results with less energy while never over-tumbling your rocks 100% SATISFACTION GUARANTEE – Includes 2-year warranty. Join the millions of parents who have chosen our award-winning science toys A Brand You Can Trust Discover with Dr. Cool is a name parents trust. Founded by a teacher and a life-long rock hound back in 2009, Dr. Cool has won over 100 awards for the play value, educational content, and overall quality of their toys. These awards include: 10 Best Toys for Kids - Dr. Toy Kid's Product of the Year - Creative Child Magazine Award of Excellence - Parent Tested, Parent Approve Best of the Year - Family Review Center Brain Toy Award - Academic's Choice Brain Child Toy Award - Tillywig Toy Teachers Choice Award - Learning Magazine All Discover with Dr. Cool products are backed with a 100% satisfaction guarantee, so you know you're giving a quality gift that any child will love! Science doesn't get any cooler than this! Contents: High-quality tumbling machine Noise-reducing rubber barrel with stainless steel lid Half pound of semi-precious stones including amethyst, quartz, tiger's eye Jasper, agate, and more 4 grades of polishing grit Jewelry fastenings Adventure guide with educational information written by teachers Activity booklet with 10 puzzles and games to solve Easy-to-follow tumbling instructions 2-year manufacturer warranty

NATIONAL GEOGRAPHIC Rock Tumbler Kit – Hobby Edition Includes Rough Gemstones, and 4 Polishing Grits, Great STEM Science Kit for Geology Enthusiasts, Rock Polisher for Kids and Adults : Toys & Games

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Imagine taking dull, ordinary rocks and magically transforming them into sparkling gems…now you can!, Ages: 8+ , With the Hobby Rock Tumbler from