Build a Better Mousetrap

Build a Better Mousetrap

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Make Classic Inventions, Discover Your Problem-Solving Genius, and Take the Inventora#39;s Challenge Ruth Kassinger ... Wrap up the baking soda in the filter and twist the ends of the filter as tightly as possible. 3. ... Real rockets dona#39;t combine vinegar and baking soda, of course, but they combine other liquid and solid fuels.

Title:Build a Better Mousetrap
Author:Ruth Kassinger
Publisher:John Wiley & Sons - 2004-01-30


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