Experimenting with rock tumbling, ordinary stones are transformed into shiny gemstone-like pieces in this DIY science project. Using a simple tumbling process, rough rocks are polished over time to ...

Discover how rocks, minerals & the rock cycle change your world. Join the Science Trek team to explore rocks and minerals! Discover how the Earth formed, the three types of rocks, the rock cycle, and ...

Minerals aren’t just in rocks—they’re in your house, your food, even your body! From aluminum cans to toothpaste, and calcium to iron, discover how minerals shape the world around us and why they’re ...