Kaleidoscopes Are Cool

Kaleidoscope (kuh-lie-doh-scope)

Definitions from FreeDictionary.com:

  1. An optical instrument in which bits of glass, held loosely at the end of a rotating tube, are shown in continually changing symmetrical forms by reflection in two or more mirrors set at angles to each other.
  2. A continually changing pattern of shapes and colors.
  3. A continually shifting pattern, scene, or the like: The 1920s were a kaleidoscope of fads and fashions.
http://en.wikipedia.org/wiki/Kaleidoscope By ﻯναოթ€ռ (Own work) [GFDL (http://www.gnu.org/copyleft/fdl.html) or CC BY-SA 4.0-3.0-2.5-2.0-1.0 (http://creativecommons.org/licenses/by-sa/4.0-3.0-2.5-2.0-1.0)], via Wikimedia Commons
Images of the inside of a kaleidoscope (Image: ﻯναოթ€ռ (Own work) [GFDL] or CC via Wikimedia Commons)

And here’s a cool video with kaleidoscope patterns and mellow music. Enjoy!