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Engineering and technology  
Learning Time:
45 to 60 minutes  
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In this activity, students explore how maps and models are used to represent the landscape. Students will recreate their school grounds in a sandbox, clay, or a cardboard model. They will then photograph or videotape their model from above and from... (View More)

Students examine a series of remotely-sensed images of the US, scaling from the continent to San Francisco, and distinguish the concepts of scale and resolution. At greater resolution, students are able to identify different land classes on the map,... (View More)

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