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Naturalist, Heidi Anderson, teaches students how to use a dichotomous key to identify coniferous trees. This video is targeted at students in grades 6-8. 02:28
Naturalist Heidi Anderson reviews taxonomy and talks to students about how they get identify trees in their area. This video is targeted at students in grades 6-8. 00:52
Full Program: The way Iowans related to their environment in the past and how they will relate to it in the future creates the Iowa heritage. This program explores change through Iowa's history. 27:04
Full Program: Each advancement in farming technology brought increased yields to Iowa farmers, but it has always been farmers' love and respect for the land that make them Iowa's unsung heroes. 28:12
Full Program: The program presents the development of Iowa's early educational system. 26:55