As you turn the tube you can see patterns of colors at the other end of the tube. A kaleidoscope works by reflecting light. Light travels in a straight line. When light bumps into something it changes direction.

Where is kaleidoscope used?

Kaleidoscope is an optical toy consisting of two mirrors at a particular angle. Some common uses of the kaleidoscope are: Kaleidoscope produces beautiful patterns that are used by fashion designers. A kaleidoscope is used as a toy for entertainment.

What is kaleidoscope and on which principle does it work?

Kaleidoscopes work on the principle of multiple reflections.

The mirrors reflect the images of objects inside, creating a symmetrical pattern. When you look at your reflection in one mirror, you see light that has come from your face and bounced off the mirror.