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In the Build a Radio Speaker electricity and circuits student laboratory kit, discover how a speaker works using only two plastic cups, a coil of wire, magnets and a speaker wire to construct a real working speaker.
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MS-ETS1-4. Develop a model to generate data for iterative testing and modification of a proposed object, tool, or process such that an optimal design can be achieved.
MS-ETS1-2. Evaluate competing design solutions using a systematic process to determine how well they meet the criteria and constraints of the problem.
HS-PS3-3. Design, build, and refine a device that works within given constraints to convert one form of energy into another form of energy.