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Welcome to the Sustainability Lesson Clearinghouse

Here, you can find free sustainability lessons to use in your class and upload your own lessons to share. Be sure to rate the lessons you use and leave comments for your colleagues!

All of GEF's lessons and programs are offered at no cost.  Become a member to support GEF and enjoy member only benefits! 
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Sustainability Lesson Clearinghouse

Middle School Science

Lichens As Air Quality Indicators
Lesson Type:
  • Experiment
Sustainability Topic:
  • Green Building
  • Waste Reduction
GEF Program Category:
  • Green Building Program
Make a Solar Oven
Lesson Type:
  • Project
Sustainability Topic:
  • Energy
GEF Program Category:
  • Green Energy Challenge
Make a Solar Still
Lesson Type:
  • Discussion
  • Experiment
Sustainability Topic:
  • Energy
  • Water
GEF Program Category:
  • Sustainable Water Challenge
Milk Carton Bird Feeder
Lesson Type:
  • Project
Sustainability Topic:
  • Gardening
  • Waste Reduction
  • Other
GEF Program Category:
  • Waste Reduction Challenge
  • Green Thumb Challenge
Mini Water Cycle
Lesson Type:
  • Experiment
Sustainability Topic:
  • Water
GEF Program Category:
  • Sustainable Water Challenge
Mission Possible
Lesson Type:
  • Discussion
  • Project
Sustainability Topic:
  • Energy
GEF Program Category:
  • Green Energy Challenge
Mission Possible: Energy Trade-Offs
Lesson Type:
  • Group Work
  • Project
Sustainability Topic:
  • Energy
GEF Program Category:
  • Green Energy Challenge
National Idling-Reduction Campaign!
Lesson Type:
  • Project
Sustainability Topic:
  • Climate Change
  • Waste Reduction
GEF Program Category:
  • Waste Reduction Challenge
  • I Ride Green
Ocean Power
Lesson Type:
  • Experiment
Sustainability Topic:
  • Energy
  • Water
GEF Program Category:
  • Sustainable Water Challenge
Our Air: The Quest for Quality
Lesson Type:
  • Experiment
Sustainability Topic:
  • Ecosystems
  • Energy
  • Green Building
  • Waste Reduction
GEF Program Category:
  • Green Building Program
  • Waste Reduction Challenge
  • Green Energy Challenge
Passive Solar Design for Homes
Lesson Type:
  • Discussion
  • Project
Sustainability Topic:
  • Energy
  • Green Building
GEF Program Category:
  • Green Building Program
Passive Solar Design for Homes Lab Activity
Lesson Type:
  • Experiment
  • Group Work
Sustainability Topic:
  • Energy
  • Green Building
GEF Program Category:
  • Green Building Program
Planet Earth: Home to Us All
Lesson Type:
  • Project
Sustainability Topic:
  • Other
Plant Parts Salad
Lesson Type:
  • Project
Sustainability Topic:
  • Gardening
GEF Program Category:
  • Green Thumb Challenge
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The Sustainability Lesson Clearinghouse is brought to you in partnership with

Center for Green Schools