Ideas appear in a slide show and students model molluscs filtering water. All try to meet the challenge to find behavior to protect the Bay. They hear a true story, A River Ran Wild , of a community restoring the health of their river. Where It Will Be -Students simulate the movement of water in, around, and through our Earth in the Incredible Journey activity. Afterwards, the class checks the accuracy of their predictions.
Groups construct and use a mini water treatment plant to treat dirty water.
Science SOLs 5.6, 5.7, 6.11 Lesson Plans Marsh Mystery -Students hear a short, fictional, illustrated mystery, then develop hypotheses to explain why some characers became sick from poison and others did not. They demonstrate effects of bioaccumulation by playing roles of plants and animals in a marsh food web. Students explore options for hazardous household waste disposal and discuss alternatives to use of hazardous products. They define words associated with toxics and see product examples. Students learn how to clean copper using non-toxic substances.