Students use data from the Chesapeake Bay to analyze temperature, phosphate, nitrates, salinity, and oxygen levels.

After reading a short paragraph about what makes up a woodland habitat, fifth graders attempt to identify the primary consumers, secondary consumers, and third order consumers in two separate food chain scenarios. They also name a hawk's...

Finding a balance between too much protein and not enough doesn't have to be a guessing game. Young scientists use an interactive lesson to learn how to calculate protein content in cattle feed and how to mix feed to create the ideal...

Responsible farming is important for maintaining natural resources. Eager scientists complete a WebQuest to explore what happens to nitrogen when it enters the soil. They learn about the chemical makeup of nitrogen-based molecules...

Livestock managers reinforce math and science skills while learning about the nutrients found in manure. They predict which animal produces the largest amount and which animal's manure contains the most nitrogen. Finally, they compare...

Students analyze date from the Chesapeake Bay. Using a graphing calculator, they enter the data, plot three temperatures, and create a Box and Whisker plot.

Students begin the lesson by noting the many ways in which to use peanuts. In groups, they use the internet to research the work of George Washington Carver. They discover the allergies and nutritional information of the peanut and...

Learning module focuses on measures of variability such as range, variance, and standard deviation which are used to examine nitrate levels and water quality.

Activity uses water-quality data from Rock Creek Park to illustrate elementary statistical measures of exploratory data analysis. The focus of the instructional activity is the nutrient limitation in a stream and the three measures of...