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Amphibian Skin
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In this activity, learners explore the concept of permeability to better understand why amphibians are extremely sensitive to pollution.
Disappearing Statues
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In this activity (on page 8), learners model how marble statues and buildings are affected by acid rain.
Oil and Soap
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Learners investigate the properties of the liquids in two bottles. One contains layers of oil and water, and one contains oil, water, and soap.
The Effects of Acid Rain
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In this environmental science activity (page 4 of the PDF), learners use vinegar and chalk to observe the effect of acid rain on various building materials and plant life.
2-Liter Landfill
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In this activity, learners gain a better understanding of how household/school waste breaks down in a landfill. Learners collect trash and then create miniature landfills in 2-liter bottles.
Water Ways
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In this activity (on page 2 of the PDF), learners explore surface tension by adding pennies to cups which are "full" of plain water or soapy water.