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- Grade Range
- 6th - 8th
- Rating

Students complete math problems to become aware of the economics involved in recycling aluminum. They determine whether recycling makes sense economically and environmentally Full Review »
- Grade Range
- 4th
- Rating

Students realize that people produce more solid waste than is safely disposed of in sanitary landfills. They identify and interpret data on the types of trash that are thrown out the most and see the long-term effects of taking solid waste to a landfill. Full Review »
- Grade Range
- 3rd - 8th
- Rating

Students, in groups, formulate an estimate of how long some trash items might last in a landfill. They sort trash items according to attributes and graph their results. Full Review »
- Grade Range
- Kindergarten - 3rd
- Rating

Students discuss what happens to trash after it is collected. They sort "clean" trash into groups depending on whether it should be recycled, incinerated, placed in a landfill, composted or if it is something we could avoid using. Full Review »
- Grade Range
- 6th - 8th
- Rating

Students work together to create models of landfill liners. They create a bag that will hold water and not leak. They discover environmental engineers face the same challenges. Full Review »
- Grade Range
- 6th - 8th
- Rating

Students construct model landfill liners out of two-inch strips of garbage bags within resource constraints. The challenge is to construct a bag that will hold one cup of water without leaking. This represents similar challenges that environmental engineers face when building a liner for a real landfill. This is a challenging and motivating activity which will stimulate student involvement. Full Review »
- Grade Range
- 7th - 8th
- Rating

Students examine how a sanitary landfill is constructed, how it functions, and how waste and leachate affects the areas around the landfill. After a discussion about landfills and leachates, students construct a Sanitary Landfill Model and collect data on the runoff from simulated rainfall. Students also conduct three other experiments using leachate from their landfills-How leachate contaminates groundwater, How leachate affects plants, and How leachate affects living things. Full Review »
- Grade Range
- 6th - 8th
- Rating

Students are able to list the types of household waste that they produce daily. They are able to describe some other types of waste that are produced by industry or agriculture to help maintain their lifestyles. Students are able to explain the fate of some of their household waste. Full Review »
- Grade Range
- 3rd - 8th
- Rating

Students work in cooperative groups to estimate how long trash lasts in a landfill. They study environmental consequences of not recycling and use graph-making software to create a graph that illustrates the lifespan of trash items discussed in the activity. Full Review »
- Grade Range
- 10th - 12th
- Rating

Students identify toxic household products that should not be disposed of in a landfill. They select alternative disposal procedures involving toxic products. Students write a news program for a local TV station discussing and identifying toxic substances that should not be placed in a landfill. Full Review »

