Classroom Activity

Making a Kaleidoscope
First page of Making a Kaleidoscope

The information in this document was accurate as of the original publication date.

Audience: Educators
Grades: 9-12


Students make temporary kaleidoscopes to find that when three rectangular mirrors of the same size are arranged in an equilateral triangle, rays of light from an object form multiple images due to reflections from the mirrors. This activity includes instructions to build a large kaleidoscope using PVC pipe.

Making a Kaleidoscope  [429KB PDF file]

This activity is part of the Optics Educator Guide.