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Instructional Video

Pbs Learning Media: Earth Water Filter

Curated by ACT

In this video segment adapted from ZOOM, cast members try to make the most effective water filter. They experiment with filtering dirty, salty water through different combinations of sand, gravel, and a cotton bandana. [4:54]

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Additional Tags
spring water, water filter, water purification, pbs learningmedia: earth water filter, teachers' domain, wgbh, purification of
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Classroom Considerations
  • Knovation Readability Score: 4 (1 low difficulty, 5 high difficulty)
  • The intended use for this resource is Instructional