| A | B |
|---|
| Prehistory | Before history; Events in the period of time before writing was invented. |
| Archaeologist | A scientist who examines bones, tools, structures, and other objects to learn about past peoples and cultures. |
| History | The written and other recorded events of people. |
| Oral Tradition | Stories passed down through generations by word of mouth. |
| Nomad | A person who has no single, settled home. |
| Fertile | Land or soil that contains substances plants need in order to grow well. |
| Domesticate | To tame animals and raise them to be used by humans. |
| Irrigation | Supplying land with water through a network of canals. |
| Civilization | A society with cities, a central government run by official leaders, and workers who specialize in certain jobs, leading to social classes. |
| Surplus | More of a thing or product than is needed. |
| Artisan | A worker who is especially skilled in making something, such as baskets, leather goods, tools, jewelry, pottery or clothes. |
| Social Class | A group of people distinct from other groups, who share a common culture. |
