Students estimate the density of a population of insects (grasshoppers) at a given life cycle stage in a given type of habitat.

Students forecast future population growth of the U.S. Virgin Islands. In this U.S. Census lesson plan, students explain the factors that influence population density on the U.S. Virgin Islands, including geography and economic activity.

Students use maps to learn about the U.S. Census. In this 2010 Census lesson plan, students visualize census data on maps, use map keys to read population maps, and explore the concept of population density.

Students become literate in their use of maps. In this 2010 Census lesson plan, students visualize census data on maps, use map keys to read population maps, and explore the concept of population density.

Students investigate cartograms in order to explore the different countries on Earth. In this world geography lesson, students use the Internet to analyze data on different cartograms. Students compare data, such as population density,...

Students review the units of the metric system, and practice estimating measures before actually converting between the two systems of measurement. They participate in activities to visualize a concentration of one part per million....