Sometimes, it’s time to shut down the oscilloscope, and break out the cardboard and paints. If you’re wondering what for, well, here’s a reminder of an Instructable from [CrazyScience], that brings us ...
On a recent Wednesday morning, 10 adults sat around a big table at John H. Taggart Elementary School library, in South Philadelphia. They were using colored paper, pieces of cloth, little trees and ...
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