PURPOSE: To show multiple reflections in a three-dimensional system of mirrors.

DESCRIPTION: A corner reflector is formed using three orthogonal mirror tiles.

A kaleidoscope can be formed with the two vertical mirrors at 60 degrees. Roll the balls around to make a pleasing kaleidoscopic pattern.

SUGGESTIONS:

REFERENCES: (PIRA 6A10.40)

EQUIPMENT: Hinged mirror tiles, stand, flashlight, six ping pong balls.

SETUP TIME: None.