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Earth processes  
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This is a lesson about volcanic activity. Learners will make volcanic eruptions using baking soda and vinegar, and then use colored play dough to make a record of the flow patterns. Then, groups of learners exchange their volcanoes so they can make... (View More)

This is a lesson about volcanic activity. Learners will make volcanic eruptions using baking soda and vinegar, and then use colored play dough to make a record of the flow patterns. Then, groups of learners exchange their volcanoes so they can make... (View More)

In this activity, learners will investigate and try to explain various lunar anomalies. They will present hypotheses (both written and oral) and then debate the merits of each hypothesis, with no right or wrong answers. This activity is in Unit 2 of... (View More)

Audience: Elementary school, Middle school, High school
Materials Cost: Free

Students critically interpret graphical data and evaluate and discuss the difficulties inherent in interpreting and forecasting long and short term trends in this introductory climate change investigation. Graphs of data needed for this exercise are... (View More)

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