Credits+charts+and+graphs

 This Webquest was produced by Joel Caulum  in June, 2000 at Portage High School in Portage, WI. Special thanks to technology instructor Jeff Horney and technician Tom Kobza. It has since been edited by myself, Kimberly Metzgar, a ninth grade science teacher at Dunmore High School. The tutorial pages and some of the sample graphs are courtesy of the [|Missippi State University] web site.

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