Across
- 5. Method of supplying water to crops
- 7. Nutrient-rich soil deposited by rivers
- 9. Sea, Sea between Europe, Africa, and Asia
- 11. Mountains, a mountain range that borders Mesopotamia that forms a natural boundary
- 13. River, River in Egypt
Down
- 1. River, the lower of the two "twin rivers"
- 2. continent where Nile River is located
- 3. continent northwest of Mesopotamia
- 4. Crescent, Region known for rich farmland
- 6. Continent where Mesopotamia is located
- 8. River, the higher of the two "twin rivers"
- 10. Practice of farming
- 12. Gulf, where historians found ancient ruins underground