| A | B |
| legacy | Things or ideas a person or a culture leaves behind after death |
| Fertile Crescent | Fertile area between Tigris & Euphrates River, almost to Egypt |
| ziggurat | temple dedicated to god or goddess of Sumerian city-state |
| cuneiform | wedge shaped writing invented by Sumerians |
| River Valley civilizations | Mesopotamia, Egypt, India, China |
| irrigation | canals that bring water to crops |
| rivers | important for farming, transportation, trade |
| economy | production, distribution and consumption of goods in a society |
| Sumer | cradle of civilization |
| polytheism | belief in many gods |
| Epic of Gilgamesh | first great work of literature about a Sumerian king |
| Sumer | name of earliest Mesopotamian civilization |
| Mesopotamia | land between the rivers-cradle of civilization |
| import | goods brought into a country through trade |
| export | goods sent to another county for trade |
| central government | set up to organize irrigation |
| city-state | city with surrounding land |
| Sumerian legacies | writing, wheel, calendar |