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Lesson

Infrastructure in the Era of Westward Expansion

Guiding question

How did economic factors drive westward expansion and create new opportunities and challenges?

Grade
6–8
Published
Sep 3, 2025
Historic view of a riverside city, featuring two steamboats and buildings in the background.

Founding Principles

Liberty

Objectives

  • Students will…
    • Analyze how infrastructure projects supported economic expansion in the Early Republic.
    • Identify key political and technological developments that shaped westward growth.
    • Make connections between transportation innovations and patterns of trade and settlement.
    • Demonstrate understanding through a 3D model that visually represents historical ideas.

Materials

Student Resources:

Teacher Resources:

  • 3×5 index cards for speeches
  • Legos, play-doh, paper, recyclables, cardboard, clay or other available resources for modeling

Lesson Components

ActivityWestern Expansion Interactive Timeline Notes Handout

Investigate a timeline to identify important information and make connections.

Lesson plan

Click a phase to open it

More Information

Facilitation Notes

  • This lesson includes a 3D modeling assessment. Students will need time, space, and permission to get a little messy. If this type of hands-on activity is unusual at your school, consider giving advance notice to families and administrators.
  • This lesson pairs nicely before or after the Geography and History: A Map-Based Inquiry Lesson

Standards