All periods

Archaic · c. 6,000 – 3,000 BCE

Middle Archaic

Ground stone food-processing equipment becomes common, and it is heavy — its presence argues for groups returning to the same places. Watson Brake is raised around 3,500 BCE by people who were not farming.

Date range
6,000 BCE – 3,000 BCE
Key terms
Ground stone · Mano and metate · Watson Brake · Bannerstones

Test yourself

Quiz on Middle Archaic

Lessons from this period

Artifacts the Academy examines from Middle Archaic.