In this population learning exercise, students click on the links and research the internet about population, land, and government. Students answer 16 short answer questions including making spreadsheets.

In this interpreting information using a table worksheet, students read the U.S. Municipalities Census table to answer questions. Students answer 9 questions.

In this science learning exercise, students use the diatoms present in water in order to test water quality and perform data collection and interpretation.