Curated OER
Selecting Soil Organisms in Compost
Learners conduct an experiment to demonstrate that many of the enzyme systems needed to break down society's wastes exist in nature among the decomposers in a compost pile. They culture compost bacteria on starch agar to examine the...
Curated OER
Selecting Soil Organisms in Compost
Students demonstrate that many of the enzyme systems needed to break down--and therefore clean up-society's wastes already exist in nature among the decomposers. They select the best starch-munching organisms by altering the environment...
Curated OER
Worm Posters Presentations and Worm Box Part 2
Students work in small groups to investigate the topic, make a visual aid, and present to the class. They are given the following four topics: Worms and other decomposers, taking care of a worm box, waster and recycling, and...
Curated OER
The Portable Niche
Third graders, in groups, research animals, plants, and conditions found in ecosystems.
Curated OER
Life in a Forest Stream
Students assess macro-invertebrates from a stream. In this science lesson plan, students observe, classify and identify organisms found in a stream. A lab station is constructed at the stream sight and students study the different...
Curated OER
Consider the Issues
Students develop and express opinions on personal and societal issues in biology through journal entries (written and other forms), oral position statements and group discussions.