The article for this lesson no longer accessible through the links in the lesson plan, but can be found in the National Center for Biotechnology Information website. After reading it, environmental science pupils answer questions and...

It's shark week! In this problem, young mathematically minded marine biologists need to study the fish population by analyzing data over time. The emphasis is on understanding the average rate of change of the population and drawing...

Students take a survey of energy-consuming appliances in their homes and calculate the daily cost of operating these machines. They identify those appliances that consume the most energy and consider ways to reduce the amount of energy...

In this radon gas activity, students read about the harmful effects of radon exposure over time. They use a map that shows radon gas zones to answer 3 questions about exposure to the gas and the amount of radiation that humans get from...