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Grades

3-8

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Auditory, Visual

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Stream Only


Part of Zoom
150 Favorites
7895 Views
Average of one rating: 4 stars

Earth Water Filter

Designing a filter that turns black, salty, muck into drinkable water is a tall order. In this video segment adapted from ZOOM, cast members take cues from what they know about natural sediment filters—the kind that produce underground spring water—and use similar materials to create their own mini water filters.

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