Under our feet and all around us, what do you know about rocks?
- An easy one you should remember from school days – what are the three main types of rocks?
- What is an inselberg? (and if you know what it is, have a guess why I might be asking that!)
- What are important qualities for making stone tools?
- What are the most common minerals in rocks?
- And what is the photo? (Image thanks to Kluka)
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