Across
- 3. When people couldn't live in caves anymore, they built these
- 5. These new things were developed to improve people's lives, such as pots or canoes
- 7. The amount of years it took people to migrate around the world
- 8. To make their structures stronger, people started using these gotten from animals
- 9. Era with new tools and types of hunting
- 11. These "dropped", revealing land bridges
- 12. The area of Africa where people began to move from
Down
- 1. When this changes, people often moved to new places
- 2. A strip of land connecting two continents
- 4. Created and sewn from animal skins
- 6. Early human ancestor
- 9. Move to a new place
- 10. The age known for long periods of freezing weather