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Ruth Kassinger

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RUTH KASSINGER is a writer, teacher, and consultant. She currently teaches a "Hands on Science" program in the Maryland public schools and writes many articles on science and technology for such publications as the WASHINGTON POST, SMITHSONIAN, and SCIENCE WEEKLY.

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Build a Better Mousetrap: Make Classic Inventions, Discover Your Problem-Solving Genius, and Take the Inventor's Challenge Build a Better Mousetrap: Make Classic Inventions, Discover Your Problem-Solving Genius, and Take the Inventor's Challenge

Build a Better Mousetrap: Make Classic Inventions, Discover Your Problem-Solving Genius, and Take the Inventor's Challenge

2nd September 2002
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