Arctic Adaptations - National Geographic Education - 1 views
Geoscience Lab Activities Online - 3 views
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lots of links to virtual field trips, plate tectonics, minerals, igneous rocks, sedimentary rocks, metamorphic rocks, earthquakes, volcanoes, deformation, geologic time, paleontology, groundwater, streams, glaciers,
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I think a key element to the credibility of this set of resources is that they were curated/produced by the Science Education Resource Center (SERC) at Carleton College and its partners with funding from the National Science Foundation.