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Lesson: No Valve in Vain
Posted on February 8th, 2013 by Mary Lord Lesson from TeachEngineering.org. Contributed by the Techtronics Program, Pratt School of Engineering, Duke University. Note: This activity, part of a teachengineering curricular unit on Engineering and the Human Body that includes a lesson on the heart, could be enhanced with two preliminary heart-valve activities – Engineering the Heart and Saving a Life: Valve replacement Grade level: 6 – 8Time: 90 minutes Summary In this activity, teams of middle school “biomedical engineers” will learn about the engineering design process and how a one-way valve works by creating heart valves from tape, plastic tubing and a variety of other materials. Learning Objectives After doing this activity, students should be able to: Standards International Technology and Engineering Educators Association E. National Science Education Standards Form and function are complementary aspects of objects, organisms, and systems in the natural and designed world. Materials Procedure
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