Across
- 4. AGE Part of prehistory,when people used simple stone tools.
- 5. A small group of people who live and travel together.
- 6. Huge sheet of ice that moves slowly over land.
- 7. An object made by people long ago, often found by archaeologists.
- 8. AGE A time when large parts of the Earth were covered with ice.
Down
- 1. The time before people began writing down history.
- 2. A person who gets food by hunting animals and gathering plants.
- 3. A person who moves from place to place instead of living in one spot.
