Robotics: 555 Timer H-Bridge

You can build a simple circuit using two 555 Timer ICs to create an H-bridge that will drive a...

Solution to Last Week's Puzzle

Play the video below to see how to solve the puzzle I posted last week: The object actually...

Snap Circuits Science: Resistors In Series

A tone generator is a useful piece of test equipment used, for example, to test the frequency...

A Fun Puzzle to Solve

The object actually appears as it is pictured. It is not an optical illusion. The image was not...

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Steve SchulerRSS Feed of this column.

You may try my hacks AT YOUR OWN RISK--there's infinite ways to damage or destroy people and property, I can't think of them all. Kids use adult supervision. I am not responsible for any damage or... Read More »