How Worms Turn Garbage into Compost

Worm feces is gold to gardeners and farmers. Earthworms have a special enzyme that allows them to break down the cellulose found in plant materials. An episode of a longer science playlist explores this process, which creates the nitrogen-rich material good for growing. 

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CCSS: Adaptable
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Instructional Ideas
  • Flip your classroom and assign the video as homework; use class time for discussion and to answer questions
  • Create a worm farm and analyze the dirt before and after exposure to the worms
Classroom Considerations
  • Requires a basic understanding of chemical reactions
Pros
  • Includes an option for closed captioning to aid in note taking
  • Provides links to additional videos on the same topic
Cons
  • None