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Cleaning with Dirt
Source Institutions
Learners build a filter from old soda bottles and dirt. They create polluted water, and pour it through their filter to clean it.
![](/sites/default/files/styles/square_100/public/resource_images/smile-000-000-005-314.jpg?itok=5Pcs7Kc-)
Hidden Color Chemistry
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In this activity, learners will discover what colors are in different markers, and may be surprised at the results.
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Natural Indicators
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Learners combine different plant solutions -- made from fruits, vegetables, and flowers -- with equal amounts of vinegar (acid), water (neutral), and ammonia (base).
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Pollution Diffusion
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Learners design their own experiment to investigate how pollution diffuses through ground material.
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Static Water
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In this activity, learners will use static elecricity to bend a stream of water without touching it. Learners will explore physics and cause and effect through this activity.
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Oil Spill Solutions
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In this activity, learners explore how environmental engineers might approach solving the problem of an oil spill.
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Recycling Paper
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In this crafty chemistry activity (on page 2 of the PDF), learners make their own paper from used paper they may have otherwise thrown away.
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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.