Easy LED poi designed for the SCU Makerspace class.Materials Needed: 5 mm LEDs (8) Tennis balls (2) 9 volt battery (2) 9 volt battery connectors (2) White tube sock (2) Scissors Soldering iron Electrical tape Drill or sharp screw Hack saw Solder your circuit -Solder ...
By: scumaker
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from Instructables: exploring - technology - robots http://ift.tt/1D3jU3W



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