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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 Math

All Wrapped Up
Lesson Type:
  • Other
Sustainability Topic:
  • Waste Reduction
GEF Program Category:
  • Waste Reduction Challenge
Build an Indoor Compost Bin
Lesson Type:
  • Project
Sustainability Topic:
  • Gardening
  • Waste Reduction
GEF Program Category:
  • Waste Reduction Challenge
  • Green Thumb Challenge
Building the Basic PVC Wind Turbine
Lesson Type:
  • Experiment
  • Group Work
  • Project
Sustainability Topic:
  • Energy
  • Other
GEF Program Category:
  • Green Energy Challenge
Calculating Your Foodometer
Lesson Type:
  • Discussion
Sustainability Topic:
  • Other
GEF Program Category:
  • Green Energy Challenge
  • I Ride Green
Class Transportation Survey
Lesson Type:
  • Discussion
  • Other
Sustainability Topic:
  • Climate Change
  • Other
GEF Program Category:
  • I Ride Green
Composting "The Right Mix"
Lesson Type:
  • Project
Sustainability Topic:
  • Gardening
GEF Program Category:
  • Green Thumb Challenge
Computer Lab Energy Audit
Lesson Type:
  • Audit
Sustainability Topic:
  • Energy
  • Green Building
GEF Program Category:
  • Green Building Program
  • Green Energy Challenge
Conserving Water: Home Water Audit
Lesson Type:
  • Audit
  • Discussion
  • Experiment
Sustainability Topic:
  • Water
  • Waste Reduction
GEF Program Category:
  • Sustainable Water Challenge
Creating a CO2 “Monster” (Part Two)
Lesson Type:
  • Discussion
  • Project
Sustainability Topic:
  • Energy
GEF Program Category:
  • Green Energy Challenge
  • I Ride Green
Ecological Footprint
Lesson Type:
  • Other
Sustainability Topic:
  • Energy
  • Water
  • Waste Reduction
  • Other
GEF Program Category:
  • Sustainable Water Challenge
Emissions and the EPA
Lesson Type:
  • Discussion
  • Other
Sustainability Topic:
  • Climate Change
GEF Program Category:
  • I Ride Green
Home Water Audit
Lesson Type:
  • Audit
Sustainability Topic:
  • Water
GEF Program Category:
  • Sustainable Water Challenge
How Big is Your Footprint
Lesson Type:
  • Other
Sustainability Topic:
  • Energy
GEF Program Category:
  • Green Energy Challenge
How Long Does Trash Last?
Lesson Type:
  • Group Work
Sustainability Topic:
  • Waste Reduction
GEF Program Category:
  • Waste Reduction Challenge
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The Sustainability Lesson Clearinghouse is brought to you in partnership with

Center for Green Schools