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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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Professional Development

GEFinstitute LOGO_WEB GEF Institute offers affordable, online sustainability courses eligible for professional development or academic credit.
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Sustainability Lesson Clearinghouse
Energy Detective
Lesson Type:
  • Other
Sustainability Topic:
  • Energy
GEF Program Category:
  • Green Energy Challenge
Fun with the Sun - Teacher's Activity Guide for Elementary Grades K-2
Lesson Type:
  • Other
Sustainability Topic:
  • Energy
GEF Program Category:
  • Green Energy Challenge
Ice Cube Experiment
Lesson Type:
  • Project
Sustainability Topic:
  • Energy
GEF Program Category:
  • Green Energy Challenge
What's Cooking
Lesson Type:
  • Group Work
  • Other
Sustainability Topic:
  • Energy
  • Water
GEF Program Category:
  • Sustainable Water Challenge
  • Green Energy Challenge

The Sustainability Lesson Clearinghouse is brought to you in partnership with

Center for Green Schools