Working with thermometers, sixth graders compare the value of positive and negative numbers. Plenty of teacher suggestions and independent practice ideas are presented. This website links to two more parts in this first of three integer...

Your teenagers may have heard of fracking, but do they really know what it is? And could they debate the benefits and risks? Educate your environmental science class with a lesson about hydraulic fracturing, non-renewable energy...

The old aphorism, "The road to Hell is paved with good intentions," might well serve as the title for a resource that asks viewers to consider the plight of the people of the Gamo Highlands, an area in southwestern Ethiopia. These...

The positive and negative impacts of social networking are the focus of a powerful lesson for high school freshmen. Class members explore the risks of oversharing online and watch a video of one girl's experience. The lesson ends with...

It's time to weigh the risks and benefits of screen time! Pupils work in triads to identify the strongest positive and negative consequences from their Cascading Consequences chart. Next, using the chart and their researcher's notebooks,...

Students discuss both positive and negative economic incentives. In this lecture-based lesson, they examine a simulation about profiteering drug companies and what might happen if the FDA controlled drug production.

The teen years are nothing but a series of personal, social, and academic changes. Help kids understand what to expect as they mature and give them ways to make good decisions. After discussing they types of changes they'll go through,...

Students complete a worksheet while viewing a video about the oceans. They locate the oceans on a map and identify positive and negative ways in which humans have impacted them. They discuss any questions at the end of the lesson.

Students discuss hypothetical problems associated with price and profit. They discuss the fairness of profit, how it should be measured, and the consequences of setting acceptable levels of profit.

Students investigate exotic pets and the ecological and personal risks involved in trading and owning such animals. They synthesize their knowledge by creating advertisements that promote the sale of exotic pets and picket signs that...

Young scholars examine how hazardous wastes are cleaned up. They work together to identify the positives and negatives of cleaning up certain hazardous wastes. They answer questions as part of the activity.

Use the accompanying presentation and colorful technology sheets to introduce your class to the 10 different energy technologies. Connect kids to an interactive computer tool that allows them to combine different types of power...

For some people, the force of addiction can be as biologically compelling as the drive for food or water. High schoolers watch a video segment about Ryan, a recovering addict, and learn more about how opioids and other drugs can affect...

Become an immunologist for the day. Scholars elicit the use of the enzyme-linked immunoabsorbent assay (ELISA) to diagnose an infectious disease. Through the process, they learn about the immune system response to infectious diseases.

Drug addiction, including prescription drug addiction, begins with a reason that's different for every user. High schoolers learn more about the reasons people begin abusing drugs with a set of videos and worksheets that discuss four...

How does an individual take a stand for a principle or belief? what skills are required to do so? What are the challenges and risks in doing so? Class members study examples of individuals engaging in such activities and then identify...

Students identify what motive people. They will learn about both positive, and negative incentives. They will use this knowledge to make predictions about how people will behave. They will apply this knowledge to economics.

Students consider how the first supercasino in Britain will impact the nation. In this current events lesson, students visit the noted Web sites to gather information about the casino and the positive and negative effects of gambling.

Students list and discuss positive and negative effects of wildland fire. They discuss relationships among ecosystems and fire. They participate in role-playing activities related to wildland fire management.

After watching a short online film about a soccer player Nolusindiso Plaatje and his help with the Grassroot Soccer program, a community education effort aimed at spreading awareness about HIV/AIDS prevention, use a lesson...

In this second of three lessons on power plants, future engineers find out how we generate electricity and how coal-powered plants operate. They work in small groups to make electromagnet generators to light LED bulbs. A set of...

Double, double toil and trouble, fire burn and cauldron bubble! Find out what drives a turbine to generate electricity and whether or not it has an impact on the environment. A discussion and lecture is divided by a hands-on activity in...

Students explore profit and risk. In this economics lesson, students read about McDonald's and Nabisco stock and discuss the risks and rewards of stock ownership. Printable worksheets ask questions about rights of stock owners and the...

There's no doubt that one of the most consistent dangers to our environment is the risks associated with the extraction and shipment of oil. This lesson focuses on oil spills - how they happen, the effects they have on the environment,...