An Experiential Pedagogy for Sustainability Ethics: The Externalities Game part of Pedagogy in Action:Library:Games:Examples
The Externalities Game is a non-cooperative game that teaches students about the concept of environmental externalities and allows them to directly experience the moral dimensions of collective action problems. It has been particularly effective for teaching students about the moral aspects of the climate change. Grades are used to create the tension between earning individual grade points at the expense of group benefit. This is part of a research project funded by the National Science Foundation.

National Parks Jigsaw part of Pedagogy in Action:Library:Jigsaws:Examples
This jigsaw exercise has students study national parks from different perspectives. Groups can be divided up depending on the nature of the class: historian, meteorologist, geologist, and biologist.