Students learn United States history from the early colonial period to 1790. Students examine the early development of democratic institutions and ideas, including the people and events that led to the independence of the original thirteen colonies and the formation of a national government under the United States Constitution. They learn about political, economic, and social consequences of migration among the colonies, Europe, and Africa. Students use geographic tools to locate regions and geographic characteristics to investigate how people lived and worked in colonial America. They examine interdependence, trade, and economic growth in the colonies and how changes in technology affected production and consumption. Students use historical investigations to analyze the chronology and significance of historical events leading to early settlements and the growth and development of colonial America.