| A | B |
| astronomers | people who study heavenly bodies |
| Catal Huyuk | one of the oldest known cities; in present day Turkey |
| ziggurat | grand temple with a shrine on top;like a giant square wedding cake |
| Assyrians | first large army to use iron weapons |
| Neolithic | "New Stone Age" |
| fossils | traces of plants or animals preserved in rock |
| Nineveh | site of one of the world's first libraries |
| nomads | people who regularly move from place to place |
| scribes | record keepers who often went on to become government officials |
| Gilgamesh | hero of an epic who travels around the world performing great deeds |
| Archaeologists | study artifacts and fossils to help them understand the past |
| Chaldeans | rebelled against the Assyrians |
| war heroes | Were probably the first kings |
| farming revolution | most important development in human history |
| Egyptian men and women | could get a divorce |
| clay tablets | books in the first library |
| cuneiform | Sumerian/Mesopotamian writing system/ |
| scribes | people who could read and write |
| satrapies | Persian states |
| philosophers | thinkers who ponder questions about life |