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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 Science

Recycled Planters
Lesson Type:
  • Experiment
  • Project
Sustainability Topic:
  • Gardening
GEF Program Category:
  • Green Thumb Challenge
Recycling Crayons
Lesson Type:
  • Discussion
  • Other
Sustainability Topic:
  • Waste Reduction
GEF Program Category:
  • Waste Reduction Challenge
Reduce Your Trash
Lesson Type:
  • Project
Sustainability Topic:
  • Waste Reduction
GEF Program Category:
  • Waste Reduction Challenge
Seeds in Different Soils Experiment
Lesson Type:
  • Experiment
Sustainability Topic:
  • Ecosystems
  • Gardening
GEF Program Category:
  • Waste Reduction Challenge
  • Green Energy Challenge
  • Green Thumb Challenge
So Much Water, So Little To Drink
Lesson Type:
  • Discussion
  • Project
Sustainability Topic:
  • Water
GEF Program Category:
  • Sustainable Water Challenge
Solar Matters
Lesson Type:
  • Group Work
  • Project
Sustainability Topic:
  • Energy
GEF Program Category:
  • Green Energy Challenge
Solar Sweet Tea
Lesson Type:
  • Experiment
Sustainability Topic:
  • Energy
GEF Program Category:
  • Green Energy Challenge
Sort the Compost Bin
Lesson Type:
  • Discussion
  • Other
Sustainability Topic:
  • Gardening
  • Other
GEF Program Category:
  • Green Thumb Challenge
Splish, Splash: Water's Journey to My Glass
Lesson Type:
  • Discussion
Sustainability Topic:
  • Ecosystems
  • Water
GEF Program Category:
  • Sustainable Water Challenge
Sunflower House
Lesson Type:
  • Experiment
  • Project
Sustainability Topic:
  • Gardening
GEF Program Category:
  • Green Thumb Challenge
Sustainable Living: Transportation
Lesson Type:
  • Discussion
  • Project
Sustainability Topic:
  • Climate Change
  • Other
GEF Program Category:
  • I Ride Green
The Giving Tree and Receiving Tree
Lesson Type:
  • Discussion
  • Group Work
Sustainability Topic:
  • Ecosystems
  • Waste Reduction
GEF Program Category:
  • Waste Reduction Challenge
The Great Kapok Tree
Lesson Type:
  • Discussion
Sustainability Topic:
  • Ecosystems
  • Waste Reduction
GEF Program Category:
  • Waste Reduction Challenge
Thirstin Builds an Aquifier
Lesson Type:
  • Experiment
Sustainability Topic:
  • Ecosystems
  • Water
GEF Program Category:
  • Sustainable Water Challenge
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The Sustainability Lesson Clearinghouse is brought to you in partnership with

Center for Green Schools