Topics of this game:
- Rocks are made up of
- Roads can be made from rocks
- Erosion happens when rocks and soil get carried away by
- I can be glossy or rough. I am created when lava cools. I am found where volcanoes have existed. What type of rock an I?
- This type of rock is soft and layered. It may contain fossils. It's made when layers of mud, sand, gravel, and minerals settle to the bottom of the ocean.
- This type of rock is hard. It's created when different kinds of rocks change and blend together because of pressure or heat within the earth. It can usually be found deep in the earth where pressure and heat affect rocks.
- How do rocks get smooth?
- Sand can be made by breaking up a large rock
- What items can be made of rock?
- Boulder Cobble Pebble Gravel Sand Silt Clay
- Which rock is the biggest?
- Which is the smallest?
