Parts list
The following is the list of parts required to build a apacitive Touch controller:
R1—1 MΩ resistor (brown, black, green, and gold stripes)
R2—1 KΩ resistor (brown, black, red, and gold stripes)
R3—100 KΩ resistor (brown, black, yellow, and gold stripes)
C1—10 µF electrolytic capacitor
C2—0.001 µF or 1 nF capacitor
Q1—2N3904 NPN transistor
DC servo motor (3-6 V rated) (one unit)
Arduino Uno (R3 version) or equivalent
littleBits DC motor
littleBits proto module
Aluminum foil
Cardboard
Tape
A sheet of clear plastic
Electrical wire (2" in length with a 1/4" of insulation removed from both ends) (one unit)