- Solid Waste Activities
- Grades 7-8
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- Back to Trash Goes To School
- Reduction, Reuse, Prevention
- Recycling and Precycling
- Do We Throw This Away Or Fix It?
- Trash or Treasure?
- Wise Use Of Paper
- Packaging Design
- How Do We Decide?
- Toxics Lesson Plan
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- Recycling
- Don't Be Last To Join In: Recycle Today
- Math Problems: Aluminum Recycling
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- Composting
- Composting: A Great, Rotten Idea
- Watching Waste Rot
- How Hot Is My Compost?
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- What Do We Do With What's Left
- Not In My Backyard: Siting A Resource Recovery
Facility
- How Do Landfills Work?
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- Solid Waste - General
- Garbology
- Map Your Area
- Human Problem Solvers
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- Other
- What Is This Computer Made Of?
- Supply And Demand