Crawly Composters

Get your hands dirty with an interactive lesson that showcases the process of decomposing and returning nutrients back into the soil. After building a compost pile, pupils regularly observe the ways worms help with changes to the soil and predict what they will find next.

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Instructional Ideas

  • Post discussion questions on a classroom blog, and encourage learners to respond to at least one peer 
  • Give the cafeteria notice that your class requires food scraps so they can set extra food to the side 
  • Keep the compost heap going after the lesson concludes; visit it as a class or in small groups for any management needs 
Classroom Considerations

  • Requires continued observation over three months 
  • The tenth of 17 resources in a unit all about ecosystems 
  • The Coast Live Oak is a tree native to California 
Pros

  • Includes class members in building the compost pile 
  • Provides tips to make the heap less messy
  • Offers detailed steps that are easy to follow 
Cons

  • None