What is more important: building a new school or preserving a nature reserve? Keeping a natural area clean or providing clean drinking water to a city of millions? Young scholars weigh these questions—almost literally—using an...

Should bottled water be sold in schools, or should they only provide tap water? The summative unit in the six-part series encourages scholars debating this topic. The lessons teach how to build an argument, how to gain background...

How can both individuals and governments respond to climate change and take responsibility to reduce its effects on our environment? Here you will find three lessons filled with discussion, debate, and role-playing...

In a comprehensive role playing activity, teens play the parts of different stakeholders in the realm of acidic oceans. They research, debate, and create a presentation from the perspective of either ocean organisms, the fishing...

Students discover the positive and negative effects of technology. In this technology lesson, students give examples of technology advances from the past few years. Students get into groups and debate whether a particular item has hurt...

Students design an investigation to test whether vegetation in an area helps regulate the ambient air temperature. They make comparisons between the investigation and global changes in climate. In groups, they present their findings to...