Thaumatrope

The most primitive way to make an animation is the thaumatrope. Long before the zoetrope was introduced and much longer before cinema and television got popular. But for kids it is still fun. In this thing we will improve the classic thaumatrope with special effect.
We do that with a microswitch and some leds.. Every time the rotating disk is touching the microswitch, the leds will flash. This results in a much sharper and stable picture.
A small geared DC motor (12V-1200RPM) drives the disk,