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Cleaning with Dirt
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Learners build a filter from old soda bottles and dirt. They create polluted water, and pour it through their filter to clean it.
Clean Water: Is It Drinkable?
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In this activity, learners simulate nature's water filtration system by devising a system that will filter out both visible and invisible pollutants from water.
Filtration Investigation
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In this activity, learners explore how engineering has developed various means to remove impurities from water.
Whale Cart
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In this activity, learners interact with whale artifacts such as replicas of skulls, bones, teeth, and baleen (hair-like plates that form a feeding filter).