Jose Pino's Project and Tidbits presents these how to instructions about making hi-fidelity speakers using a styrofoam-plate. This is a good activity to teach students about electricity, magnets, and sound. The...
This is instructions for how to make a simple sun tracker for solar cells. These are the only parts required: a motor, gears, a small solar cell, a large solar cell, aluminium foil, tape or glue and cardboard. A great...
The Exploratorium aims to bring science and math enrichment activities into out-of-school time. Fewer and fewer students are following academic and career paths into science, technology, engineering, and math (STEM) at...
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