Time

=Time=

media type="custom" key="8672580"

timeanddate.com
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[]
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Java Clocks
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. Timers from Online-Stopwatch (includes full screen and a variety of timers)
media type="file" key="split-timer.swf" width="360" height="270"



Leap Year (February 29)
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Leap Year Rules
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Leap Year (Wikipedia)
Calendars from webexhibits