Magnetism is an incredible force of nature; what better demonstration of it’s practicality than the ancient magnetic compass? …
Projects
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Drawdio: Sketch Music
Build a pencil that draws music! The Drawdio is a simple musical synthesizer that uses the conductive properties of pencil graphite to create different sounds …
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Minimalist DC Motor
Convert electricity to motion with a simple DC Motor. This project requres few materials, all of which are easily available, and take about forty-five minutes to build …
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Joule Thief
Power a flashlight with “Dead” Batteries. This simple circuit steps up the voltage and lets you run an LED off batteries from the recycling depot. Free Power! …
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