Pyramids on the Nile

123456789
Across
  1. 2. A large natural flow of water.
  2. 5. Some people who lived in Mesopotamia.
  3. 7. When people have developed effective ways of organising society.
  4. 8. Produces a large amount of something e.g plants.
  5. 9. People or groups working together.
Down
  1. 1. A country ruled by a king or a queen.
  2. 3. The quality of something that is not easily changed.
  3. 4. A length of time.
  4. 6. The big river in Egypt.
  5. 7. Shaped like the moon when it is less than half full.