Lesson Plan

Bioreactor Water Circulation System

Make those microbes warm up water. Pupils first investigate water pumps, then design a water circulation system that uses solar energy. A bioreactor in the system takes energy from compost and helps heat water.

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Instructional Ideas
  • Invite parents or community members familiar with composting to give a presentation
Classroom Considerations
  • Scholars should have knowledge with bioreactors and solar heaters from the previous lessons
  • This is the last of three parts in the Bioreactor Water Heating unit
  • Lesson takes three to four days over the course of several months
  • Includes a handout with diagrams of water heating systems
  • Provides some suggestions for lesson extensions
  • None