• Factories are shown replacing home-based work.
• The cotton gin and interchangeable parts are labeled as inventions.
• A graph shows a rise in economic growth.
• Goods are being produced from raw materials.
• There’s a shift from the “cottage industry” to factory-based manufacturing.

EXTENDING THE DISCUSSION
After the observational question, randomly call on one or more students to share what they or their partner answered. Then ask the class, “Did anyone notice…?” using the suggestions above or anything else you’ve noticed.

• How did inventions like the cotton gin change how goods were made?
• Why did factories help the U.S. grow economically?
• What role did interchangeable parts play in manufacturing?
• How did the factory system make the U.S. more independent?
• Why did people stop making goods at home?

EXTENDING THE DISCUSSION
After students have shared what they notice, ask the class, “Did anyone wonder…?” using the suggestions above or anything else you might think is interesting or relevant to the lesson.

To the observational question, What happened in the Industrial Revolution?

LOW-LEVEL

In the Industrial Revolution, people made goods in factories instead of at home.

HIGH-LEVEL

In the Industrial Revolution, new inventions like the cotton gin and interchangeable parts led to the growth of factoriesand manufacturing, which caused increased economic growth.

RESPONDING TO RESPONSES
Emphasize and celebrate each student’s use of the key vocabulary to support a culture of “no wrong answers.”