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What's Hiding in the Air?: Acid Rain Activity
As a model of acid rain, learners water plants with three different solutions: water only, vinegar only, vinegar-water mixture.
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Biodomes Engineering Design Project
In this design-based activity, learners explore environments, ecosystems, energy flow and organism interactions by creating a model biodome. Learners become engineers who create model ecosystems.
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Washing Air
Learners observe and discuss a simple model of a wet scrubber, a device for cleaning industrial air pollution.
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Water Underground
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Many people get water from a source deep underground, called groundwater.
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Build a Coral Polyp
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In this activity, learners build one or more edible coral polyps and place them together to form a colony.
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Pollution Patrol
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In this activity, learners explore how engineers design devices that can detect the presence of pollutants in the air.
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Invent a Plant
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In this activity, learners construct models of plants that are adapted to living under specific environmental conditions.
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Nature Walk
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In this activity, learners take an indoor nature walk and discover various objects that have been brought in from the outdoor environment.
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How Might Elevated CO2 Affect Plants
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In this activity, learners conduct an experiment to investigate the effect of elevated levels on CO2 on plant growth.