Rock Tumbler Refill Pack: Jasper Mix Puzzles reflecting the real-world processes of

reflecting the real-world processes of fossilization and mineral replacement

creating a classic yet eye-catching look that’s perfect for everyday wear or special occasions

this detailed replica offers a unique way to celebrate natural history and paleontology

educational introduction to engineering that encourages problem-solving

or sparking curiosity about prehistoric life

Rock Tumbler Refill Pack: Jasper Mix Puzzles reflecting the real-world processes ofRock Tumbler Refill Pack lets kids continue their gem polishing adventure with a variety of jasper stones and all the supplies needed to create polished gems and jewelry. Why youll love this: Includes 8 varieties of jasper stones for tumbling and polishing Comes with 4 courses of polishing grit for professional looking results Includes 6 jewelry fastenings to make necklaces, bracelets, or other creations Encourages hands on learning about rocks,