Alligator clips Archives

A Touchless 3D Tracking Interface

Create a 3D touchless interface with Arduino, six resistors, and some aluminum foil!

Simple Electric Motor

Everybody thinks that you could just buy a motor at a hobby shop, but here’s how to make your own, preferably for science fairs.

The Wimshurst Influence Machine

When assembling a proper laboratory, the gentleman or lady experimenter should be sure to include a Wimshurst electrostatic generating machine. This device will serve tirelessly in investigations into the field of natural philosophy, and provide interesting parlor games such as the “electric kiss.” Herein we will demonstrate the construction of such a spectacular device, with […]

Circuit-Bend Your Casio SK Keyboard

By Cristiana Yambo and Sebastian Boaz The easiest way to start circuit bending is “playing open circuits.” That’s where you open up an audio device and use your hands or alligator clips to mess with the board inside and see what it sounds like. But it’s almost as easy to permanently “bend” any suitable device […]

Hydrogen-Oxygen Bottle Rocket

Use electricity to split tap water into hydrogen and oxygen gases, then use this explosive gas mixture to power a two-stage, electronically timed rocket.

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