PBS
Waste Audit
Does everything in the trash can belong there? Conduct a waste audit with your class by collecting a day's worth of garbage, separating it into recyclables, non-recyclables, or food waste, and properly distributing what they find into...
California Academy of Science
Sustainable Food Solutions: Weighing the Pros and Cons
A growing demand for sustainable food systems comes from schools and even some cities. So what are some solutions? Scholars consider four different ways to approach sustainable food solutions and list the pros and cons of each. The fifth...
California Academy of Science
Our Hungry Planet: Design Thinking Challenge
Scholars investigate an issue associated with food systems and design their own solutions. Working collaboratively, they follow each step in the design process to complete the 10th lesson of the 13-part Our Hungry Planet series.
United Nations
Compost Monitor Training
What should go in the trash, and what can be composted? Guide your young conservationists through the process of composing their trash with a lesson about the different ways we can dispose of garbage. Using a trash bag with clean...