A webcast transmits audio and video. Most news program now have webcasts available for viewing on the Internet. But, your computer must have a device for playing the webcast. RealPlayer, a free application for playing video and audio files, is readily available from many sites offering webcasts, such as the Library of Congress. Visit http://www.loc.gov/today/cyberlc/ to discover educational webcasts appropriate for the elementary, middle, and high school grades. Increasingly, expect to see webcasts incorporated into the school curriculum.
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