Wonderful solar focused project from the Exploratorium Teacher Institute Project.
Solar cells convert light energy into electrical energy. With a few simple tools on a sunny day (or working indoors under a light source), you can measure how efficient a solar cell is at transforming sunlight into electricity.
Each Tuesday is EducationTuesday here at Adafruit! Be sure to check out our posts about educators and all things STEM. Adafruit supports our educators and loves to spread the good word about educational STEM innovations!