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 Zone: Map With Current Time
See a map of the whole world with the current time given for each time zone. Also, find time zone maps of selected areas, countries observing daylight saving time, a sun clock showing the day/night areas of the world, and what the time...
Harvard University
Harvard Smithsonian Center for Astrophysics: Time and the Calendar
This lesson helps students discover the importance of time and the calendar, and how they each bring order to life. Each activity is designed for students understand the passage of time, how to keep time, international time zones,...
Other
Time Zones for P Cs
This site from Time Zones for PCs provides a colorful, interactive maps of the United States and the world. Click on one of the starred cities to find out what time it is there.
Other
Time and date.com
This is a free site which began with the World Clock, and has grown to include many other wonderful tools for learning about time and date. what makes this site distinctive, is its ability to manipulate the perspective internationally to...
Wikimedia
Wikipedia: International Date Line
Wikipedia offers information on the International Date Line, an imaginery line that offsets the hours added as one travels east through time zones.
Wolfram Research
Wolfram Science World: International Date Line
This website provides a good general definition of the International Date Line.
Geographyiq
Geography Iq
Detailed geographical information on any country is available at this site. Within the World Map section, you can get facts and figures about each country's geography, demographics, government, political system, flags, historical and...