Rocks can be made of many different minerals. By looking at rocks closely, we can tell where they were formed and what conditions they were created in. How do we know these things? And how do we tell different types of rocks apart? Learn about ways to research rocks and what they can teach us about our world.
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- Available now
- New audiobook additions
- New kids additions
- New teen additions
- Most popular
- Try something different
- NYPL WNYC Virtual Book Club
- Spotlight: Toni Morrison
- See all