What can bulldozers and screen doors have in common? Use this lesson on fluid power to find out. It begins with some simple teacher demonstrations, includes a couple of videos, and culminates with an inquiry-based activity to investigate how fluid power works. 

Concepts

engineering design, mechanical engineering, hydroelectric power, air pressure, technology resources

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Instructional Ideas

• Brainstorm different real-world applications of fluid power before and after this lesson with the class

Classroom Considerations

• The PFPD Activity requires acquisition and assembly of multiple parts
• Number of PFPDs will indicate the size of groups to use

Pros

• Multiple worksheets allow for differentiation
• Provides ideas for assessments and class discussion

Cons

• Requires a lot of setup