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Instructional Strategies:
Hands-on learning  
Learning Time:
4 to 6 hours  
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This unit consists of four activities. Students begin by examining temperature cycles (current, recent and historical) then add in factors such as carbon dioxide, precipitation and cloud cover to discover regional and global differences in the... (View More)

This introductory textbook chapter presents data demonstrating decreased global biodiversity and its link to human activity. The resource includes a field-based student investigation of local biodiversity, links to current news articles, and an... (View More)

This textbook chapter outlines the historical development of the Theory of Natural Selection, presenting classic evidence including Darwin's study of finch beak variation in the Galapagos Islands and Kettlewell’s investigation of the pepper moth... (View More)

Keywords: Adaptation; Evolution
Audience: High school
Materials Cost: Free

After researching cloud formations online or in the library, students create and share a PowerPoint presentation that describes and illustrates 12 kinds of clouds. A rubric for evaluating the PowerPoint is provided. The Students' Cloud Observations... (View More)

Audience: Elementary school
Materials Cost: Free

This activity uses an episode of poor air quality over the Midwest and Eastern seaboard to engage students in an exploration of the collection, comparison, analysis and utilization of air quality data. With the aid of a camera, the EPA website and... (View More)

Audience: High school
Materials Cost: Free

In this lesson, students will be introduced to how the Doppler effect changes our perception of wavelengths of sound (pitch) and light (color). Students will model how astronomers use the line spectra of stars to identify elements in the stars and... (View More)

Audience: Middle school
Materials Cost: Over $20 per group of students

This activity introduces Geographic Information Systems (GIS) and poses questions that help students answer questions that require spatial data. Students examine questions about communities and populations from local to state to national scales. Six... (View More)

In this lesson bridging art and science, students build understanding of the terms translucent, opaque, and transparent, as they apply to cloud descriptions, and create a collage using materials matching these characteristics, as well as a... (View More)

In this activity, students are introduced to the concept of remote sensing. In the course of this experiment, students will investigate heat conduction on two surfaces and understand the application of these techniques to spacecraft investigations... (View More)

This is a lesson about the characteristics of ice as a mineral and how it compares to other minerals with respect to hardness. Learners will observe ice crystals, develop a hardness scale and position ice on it. Learners will also practice working... (View More)

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