Internet Links

Following are links to Internet resources that can be used to support instruction of the Math World feature for this chapter.

A Walk Through Time
This marvelous Web site describes and illustrates the ways people have measured time throughout the ages, from ancient stone calendars to modern atomic clocks. The National Institute of Standards and Technology created and hosts this site.
http://physics.nist.gov/GenInt/Time/time.html

Sundials on the Internet
This site provides Internet links and technical information about sundials. You will also find two plans to make sundials on a Projects page.
http://www.sundials.co.uk/home3.htm

Welcome to the Development of Sundials
Find out how sundials developed over time at this Web page, part of the History of Mathematics site at Simon Fraser University in British Columbia, Canada.
http://www.math.sfu.ca/histmath/Special/Introduction.htm

Kid Klok™
Use this interactive resettable clock to learn how to tell time on an analog clock. Dominic W. Massaro of the Perceptual Science Laboratory at the University of California in Santa Cruz designed this clock as a teaching device.
http://mambo.ucsc.edu/cgi-bin/kidklok.cgi?