Cost overruns are unacceptable—in the real world and in an engaging activity. Groups of pupils get together to build a bridge out of straws, paper cups, and tape. They keep track of costs ($1,000 for each material) and must stay within a budget of $20,000.

Concepts

engineering design, bridges, constraints, technology resources

Show More Show Less

Instructional Ideas

• Have a contest to see which group can build a bridge and come in the most under budget
  

Classroom Considerations

• Activity requires a variety of materials
• Learners must be able to calculate costs
  

Pros

• Provides diagrams of various types of bridge trusses
• Describes some engineering and science connections
  

Cons

• None