Ion Motor
      An ion thruster is a form of electric propulsion used for spacecraft propulsion. It creates thrust by accelerating ions with electricity.(wikipedia). Ion motor is a simple ion thruster.
see also:
https://en.wikipedia.org/wiki/Electrostatic_ion_thruster
http://www.esa.int/Education/Ion_motors
What you need:
- Aluminium foil
- Wire
- Scissor
-Sewing pin
- Cardboard
- PVC pipe (or some holder)
- high-voltage power supply (like TV flyback, Marx generator, Van de Graaff machine, Wimshurst Machineā¦)
Rotor
      
      
      
      - Print pattern
 - Copy patter to aluminium foil
 - Cut rotor
 
Downloads
Base
      
      
      
      
      
      
      
      
      
      
      - Cut a 2inch PVC pipe and make a calendar
 - Cut a circle in cardboard (2inch)
 - Make a hole in the center of the circle
 - Make a small pipe with Aluminium foil (like picture)
 - Insert a striped wire to aluminium pipe and punch it, use some tape glue
 - Insert aluminium pipe into a circle and use glue to fix it
 - Glue circle to the base
 
Motor
      
      
      
      
      - Make a hole in the center of the rotor
 - Insert a sewing pin in the hole
 - Join rotor to the aluminium pie with a sewing pin
 - Connect the wire to the high-voltage probe
 - If the rotor does not rotate, close other high-voltage probe to the rotor