DocsTeach
Reasons for Westward Expansion
"Go West, young man!" is a familiar refrain in American history. But why did people leave their homes in the East to travel westward and what impact did that movement have on people already living in the American West? By examining...
Curated OER
Surveying: 19 Chains and 50 Links
Through an interdisciplinary lesson, emerging engineers explore the history of surveying systems. After discussing various systems, they perform surveys on printable pages. Using their geometric skills, they physically stake out plots...