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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

PreK-2 Creativity

Ready, Set, Stop Idling!
Lesson Type:
  • Discussion
  • Project
Sustainability Topic:
  • Climate Change
  • Other
GEF Program Category:
  • I Ride Green
Solar Cell Simulation
Lesson Type:
  • Group Work
  • Project
Sustainability Topic:
  • Energy
GEF Program Category:
  • Green Energy Challenge
Sustainable Living: Transportation
Lesson Type:
  • Discussion
  • Project
Sustainability Topic:
  • Climate Change
  • Other
GEF Program Category:
  • I Ride Green
Who Polluted the River?
Lesson Type:
  • Discussion
  • Project
Sustainability Topic:
  • Water
  • Waste Reduction
GEF Program Category:
  • Sustainable Water Challenge
  • Waste Reduction Challenge
Willie the Worm!
Lesson Type:
  • Discussion
  • Other
Sustainability Topic:
  • Gardening
  • Other
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