| A | B |
| Pre-historic | period before writing |
| Historic | after writing |
| Stone Age | crude and simple tools were used |
| Paleolithic | old stone age |
| Mesolithic | middle stone age |
| Neolithic | new stone age |
| paleontology | the study of fossils |
| anthropology | the study of cultures |
| archaeology | digging of artifacts |
| evolution | slow change in living things |
| Charles Darwin | English theorist |
| genesis | the story of creationism in the Bible |
| Creationism | the Bible theory of life beginning |
| Ice Age | when glaciers covered the Earth |
| history | the study of the past |
| government | study of laws |
| economics | study of how society uses resources |
| A.D. | the year of our lord |
| B.C. | before Christ |
| century | 100 years |
| hominid | early human-like creatures |
| Homo Sapien | thinking man |
| migration | moving from place to place |
| race | physical characteristics |
| culture | the way people live |
| myth | a story or legend about a culture |
| primary source | written by a person present at an event |
| secondary source | written by a person after the event with accounts by people who were present |