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Hampton, Elaine; Wallace, Mary Ann; Lee, Wen-Yee – Science Scope, 2009
In this lesson, a ready-to-teach cooperative reading activity, students learn about the effects of plastics in our environment, specifically that certain petrochemicals act as artificial estrogens and impact hormonal activities. Much of the content in this lesson was synthesized from recent medical research about the impact of xenoestrogens and…
Descriptors: Plastics, Cooperative Learning, Reading Achievement, Learning Activities
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Roy, Ken – Science Scope, 2005
Asbestos has been used in the construction of elementary, middle, and high school ceilings, floor tile adhesives, pipe and structural beam insulations, science laboratory benches, wire gauss on ring stands, fume hood panels, general insulation, and more during the 1950s through early 1970s. Why? Primarily asbestos was selected because of its…
Descriptors: Cancer, Hazardous Materials, Science Laboratories, School Buildings