Perception Demonstrations

A. Perceived Motion

Here the time is too long to give perceived movement. Rather we see two flashing objects:


Here the time is shorter and we perceive the rectangle moving back and forth:


In this demonstration the rectangle appears to change color as it moves from one location to the other:



B. Local Global Gestalts

The dots can be seen to move either in four rotating pairs or as part of two square structures that circle around each other: