Filters: Your search found 4 results.
Topics/Subjects:
The nature of science  
Mathematics  
Learning Time:
45 to 60 minutes  
Materials Cost:
Free  
Instructional Strategies:
Discussions  
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This activity was developed to get students thinking about the many ways that people use freshwater and how we can conserve this precious and fundamental natural resource. Students will watch a short documentary describing issues related to clean... (View More)

Using the diameter of a pencil as a reference, students calculate and construct a line chart to show the relative height of several altitudinal points such as Earth's atmosphere, the beginning of space, commercial airplane flights, and the Hubble... (View More)

This is an activity about light and shadow. Learners will make outdoor sundials. They will use the sundial and the length of the shadow that is cast to explore the relationship between the size and position of the shadows and the position of the Sun... (View More)

Audience: Informal education
Materials Cost: Free

This is an activity about comparing images of the Sun in different wavelengths of light. Learners will examine solar images taken by the SOHO spacecraft to look for differences in the features that are visible in the various wavelengths of light.... (View More)

Audience: Informal education
Materials Cost: Free
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