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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

Grades 3-5 Math

Math in a Bottle
Lesson Type:
  • Other
Sustainability Topic:
  • Waste Reduction
GEF Program Category:
  • Waste Reduction Challenge
Mission Possible: Energy Trade-Offs
Lesson Type:
  • Group Work
  • Project
Sustainability Topic:
  • Energy
GEF Program Category:
  • Green Energy Challenge
Planning a Garden Using a Grid
Lesson Type:
  • Project
Sustainability Topic:
  • Gardening
GEF Program Category:
  • Green Thumb Challenge
Post-Visit Activity: Energy Audit
Lesson Type:
  • Audit
Sustainability Topic:
  • Energy
  • Green Building
GEF Program Category:
  • Green Building Program
  • Green Energy Challenge
Sun or Shade?
Lesson Type:
  • Project
Sustainability Topic:
  • Gardening
The Air Around Us
Lesson Type:
  • Other
Sustainability Topic:
  • Energy
  • Waste Reduction
GEF Program Category:
  • Green Energy Challenge
The Water Cycle
Lesson Type:
  • Experiment
Sustainability Topic:
  • Water
GEF Program Category:
  • Sustainable Water Challenge
Trip Tally
Lesson Type:
  • Discussion
  • Group Work
  • Project
Sustainability Topic:
  • Climate Change
  • Other
GEF Program Category:
  • I Ride Green
Waste Not, Want Not
Lesson Type:
  • Project
  • Other
Sustainability Topic:
  • Water
  • Waste Reduction
GEF Program Category:
  • Sustainable Water Challenge
Waste to Energy
Lesson Type:
  • Discussion
  • Other
Sustainability Topic:
  • Energy
  • Waste Reduction
GEF Program Category:
  • Waste Reduction Challenge
  • Green Energy Challenge
What Are We Wasting?
Lesson Type:
  • Other
Sustainability Topic:
  • Waste Reduction
GEF Program Category:
  • Waste Reduction Challenge
Why Recycle Paper?
Lesson Type:
  • Other
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