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Using a motor, some LEDs, a battery, and a few other things, it is possible to create an amazing device that serves no purpose aside from decoration a...
Part list: LEDs Motor K'nex (can be substituted with any other structure-building thing) Wire (Hookup, and preferably some more wire with frayed ends)...
This disc will spin and complete the circuit to light the LEDs on the other disc. If you are using conductive ink, skip this step. First, trace a cir...
Now, it is time to make the conductive disc. Cut out a circular piece of cardboard (or plastic, or whatever you have). Aluminum Foil-Mount the foil t...
This is the LED disc. Cut out another disc about the same size as the first one. Poke a hole in the center and some around the edge. Put the LEDs in....
Make yourself a base to hold the motor. I used a block of wood and hollowed out a piece of it with a drill and a Dremel. Drill two holes for the wires...
Fit the newly connected motor into the base, and put "Disc 1" on it. Next, mount two wires that will touch the foil (or ink) on the bottom of the dis...
From the wires connected to the motor, strip a piece off of one and connect another wire to that. Then, leaving the new wire alone, connect a battery ...
Connect a wire to the piece that connects to the positive end of the battery to the wire touching the center foil thing. From the negative wire that w...
Using K'nex or whatever you choose, build something to hold the LED disc. I taped the top of the disc to a crossing K'nex piece with electrical tape. ...
Attach a wire to each of the rings on the top of "Disc 1". Make sure it is stiff enough not to swing out of the way, but pliable enough that it won't ...
Connect the battery and it should work. The disc will spin, touching the anode of the LEDs. The outer lead will touch the cathodes as it spins and it ...
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