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Start your search in an encyclopedia. You can find encyclopedias on the "Tools For Everybody" page. Or you can use this link to get you there.
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Then you can continue your research at the website below.
Everest: NOVA Online
Take time to read
this site. It has everything you need. And it is REALLY interesting
too.
http://www.pbs.org/wgbh/nova/everest/
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