Bonus Crossword for Students

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Across
  1. 3. A wall made out of mud to control the flow of water
  2. 5. The second-lowest social class on the Mesopotamian Hierarchy
  3. 7. Someone who studies history through digging up artifacts
  4. 8. The oldest city in the world
Down
  1. 1. The King of Babylon
  2. 2. Birds that live near the water
  3. 4. The river to the west of Mesopotamia
  4. 6. People who survived by killing animals and collecting nuts and berries