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Roll a metal ball around a plastic container, make the electrical connections and watch as the LEDs light up in succession!! OoooOoo
When I came up with this project I was cleaning out my desk and found a little clear plastic container. I knew it could be of some use, ...
There should be 3 holes in the plastic, not 2 like the picture. I burned through the plastic using my soldering iron - a horrible idea, but there ...
Measure and cut out aluminum foil to shape the inner portion of the inside of the plastic lid. This will make the connection between the steel ball and ...
Usually, LEDs have two leads with one longer than the other. The longer lead is the positive (anode) lead. The negative lead will be making a permanent connection ...
Take the steel ball and roll it around inside the lid - hopefully the LEDs are making good connections and light up! If no LEDs are lighting up, ...
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