University of Hawai'i
University of Hawaii: Time Zones
This site is provided for by the University of Hawaii. Students will learn about the purpose of time zones and then use time zone maps to calculate the time and day in a specific area.
Other
World Time Zones: Actual Time Check
This interesting site shows the current time in 30 countries around the world. The clocks on display show that the time and day are different in different locations and that some time zones are hours ahead or behind, but others are off...