| A | B |
|---|
| Adena | The first moundbuilders |
| Paleo Indians | The very first Ohioans |
| Hopewell | Lived before the Fort Ancient and after the Adena |
| Fort Ancient | These people lived at Fort Ancient but did not build it. |
| Ice Age | A time when ice covered the ground |
| Archaic | Hunter gatherers that did not hunt mammoths |
| moundbuilders | Adena, Hopewell, and Fort Ancient |
| Prehistoric | A time with no written history |
| Woodland Indians | The Adena and the Hopewell |
| Historic | A time when history was written down |
