Composting – Nature's Disappearing Act

Type of Resource



From TeachEngineering - Students explore the concept of biodegradability by building and observing model landfills to test the decomposition of samples of everyday garbage items. They collect and record experiment observations over five days, seeing for themselves what happens to trash when it is thrown "away" in a landfill environment. This shows them the difference between biodegradable and non-biodegradable and serves to introduce them to the idea of composting. Students also learn about the

Performance Expectations

5-LS2-1   Develop a model to describe the movement of matter among plants, animals, decomposers, and the environment.

3-5-ETS1-1   Define a simple design problem reflecting a need or a want that includes specified criteria for success and constraints on materials, time, or cost.