University of St. Andrews (UK)
University of St. Andrews: Sir David Brewster
This biography on inventor David Brewster discusses his accomplishments, including his writings, and his invention of the kaleidoscope and the stereoscope.
PBS
Pbs Teachers:journey to Mars: Why Go to Mars?
Explore the technological advancement of 3-D imaging critical to the 1997 Pathfinder mission. Make a pair of 3-D glasses and use them to view Mars images on the Internet.
PBS
Pbs Teachers: 21st Century Medicine: Cybersurgery
Explore remote robotic surgery and describe how a surgeon can operate on a patient from any distance. Create a simple version of a stereoscope to demonstrate the phenomenon of generating three-dimensionality using left and right eye images.