Primary
National Humanities Center

National Humanities Center: America in Class: America in the 1920s: "Machine Age"

For Students 9th - 10th
The National Humanities Center presents collections of primary resources compatible with the Common Core State Standards - historical documents, literary texts, and works of art - thematically organized with notes and discussion...
Website
Digital History

Digital History: The Rise of Big Business

For Students 9th - 10th Standards
This resource provides information about the rise of big business in America after the Civil War. Read about the modern corporation, increased mechanization, and consumer products.
Website
Smithsonian Institution

Smithsonian Education: Office Workers

For Students 9th - 10th
Briefly describes the shift in offices from male to female clerical workers. Details the progression of women in going from clerical positions to managerial positions.
eBook
Lumen Learning

Lumen: Boundless u.s. History: Manufacturing

For Students 9th - 10th
A section of a textbook on U.S. history. It presents key concepts on manufacturing and its mechanization during the Second Industrial Revolution, vocabulary that students need to understand, several paragraphs of information, and links...