Plasma Car

Amazing design utilizing the energy of the rider.
On any smooth flat surface, place the Plasma Car.  
Sit with the feet on the footrests, lean slightly forward and grip and steering wheel.
To move forward, turn the steering wheel back and forth continously.
To go backward, rotate the steering wheel 180 degrees.
To stop the car, stop turning the steering wheel, wait for car to slow down and put your feet on the ground.

For ages 3 - adults.