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Learners use red cabbage juice and pH indicator paper to test the acidity and basicity of household materials. The activity links this concept of acids and bases to acid rain and other pollutants.

$1 - $5 per group Ages 8 - 14 45 to 60 minutes
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In this activity, learners explore the human influences on the carbon cycle and examine how fossil fuels release carbon.

$1 - $5 per group Ages 8 - 14 45 to 60 minutes
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In this demonstration/experiment, learners discover that different colors and materials (metals, fabrics, paints) radiate different amounts of energy and therefore, cool at different rates.

$1 - $5 per group Ages 8 - 14 10 to 30 minutes
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In this creative roleplay activity, learners will explore the various processes of the carbon cycle using movement and props to aid in comprehension.

$1 - $5 per group Ages 8 - 18 30 to 45 minutes