| A | B |
| Paleolithic Age | (750,000 BCE - 10,000 B.C.E.) Old Stone Age. A period of time in human history characterized by the use of stone tools and the use of hunting and gathering as a food source |
| nomad | A person who belongs to a group of people who move from place to place seasonally in search of food and water |
| hunting and gathering | System of food production for prehistoric peoples. Involves hunting animals and gathering foods grown in the wild |
| civilization | A society that has a high level of culture and social organization including organized government, job specialization, and a organized belief system |
| social class | A group of people within a society who share the same social, political, and economic status |
| calendar | A system for keeping track of time |
| Council of Elders | Heads of the village's various family that usually run the villages |
| Metal weapons | Developed to protect the village's various resources |
| farmer, craftsman, priest, and warrior | Type of work that determines a person's social class |
| The Neolithic Revolution | A major turning point in human history |