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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

High School Math

Kitchen Audit
Lesson Type:
  • Audit
Sustainability Topic:
  • Energy
  • Green Building
  • Water
GEF Program Category:
  • Sustainable Water Challenge
  • Green Building Program
  • Green Energy Challenge
Launching Laudable Landscapes
Lesson Type:
  • Group Work
  • Project
Sustainability Topic:
  • Gardening
GEF Program Category:
  • Green Thumb Challenge
Model Cities and You
Lesson Type:
  • Discussion
  • Group Work
  • Project
Sustainability Topic:
  • Economics
  • Energy
  • Green Building
  • Water
  • Other
GEF Program Category:
  • Green Building Program
  • Waste Reduction Challenge
Parking Lot and Outdoor Spaces Audit
Lesson Type:
  • Audit
Sustainability Topic:
  • Energy
  • Green Building
GEF Program Category:
  • Green Building Program
  • Green Energy Challenge
Power Metering Project
Lesson Type:
  • Other
Sustainability Topic:
  • Energy
Protect Your Drinking Water!
Lesson Type:
  • Discussion
  • Project
Sustainability Topic:
  • Water
GEF Program Category:
  • Sustainable Water Challenge
Renewable Energy Guide for Buildings
Lesson Type:
  • Experiment
  • Project
Sustainability Topic:
  • Energy
  • Green Building
GEF Program Category:
  • Green Building Program
  • Green Energy Challenge
Scale Models and Wind Turbines
Lesson Type:
  • Other
Sustainability Topic:
  • Energy
  • Green Building
GEF Program Category:
  • Green Building Program
School Lighting Audit Program
Lesson Type:
  • Audit
  • Other
Sustainability Topic:
  • Energy
GEF Program Category:
  • Green Energy Challenge
Schools Going Solar
Lesson Type:
  • Other
Sustainability Topic:
  • Energy
Transportation Fuels: Biodiesel
Lesson Type:
  • Discussion
  • Other
Sustainability Topic:
  • Climate Change
  • Other
GEF Program Category:
  • I Ride Green
Transportation Fuels: Ethanol
Lesson Type:
  • Discussion
  • Other
Sustainability Topic:
  • Climate Change
  • Other
GEF Program Category:
  • I Ride Green
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The Sustainability Lesson Clearinghouse is brought to you in partnership with

Center for Green Schools