Young scholars calculate wind chill using a mathematical formula. For this earth science lesson, students compare the wind chill in Antarctica to that of their local area. They explain how this can lead to hypothermia.

Students comprehend the four parameters of water quality. They perform tests for salinity, dissolved oxygen, pH and clarity or turbidity. Students comprehend why scientists and environmental managers monitor water uality and aquatic...

Fourth graders complete activities to study the sources of energy and forms. In this energy instructional activity, 4th graders discuss the origin of energy and define it. Students participate in several experiments to further study...

Students view photos of astronauts sleeping, eating, bathing, and using the toilet, and discuss hygiene problems in a zero-gravity environment. They contrast hygiene habits in space to those on Earth, and create storybooks illustrating...

Students explore the ways in which people's actions affect fish. They discuss pollutants that are in the water. Students define the terms chemicals, cooling pond, and pollutant. They create a book about Happy the Fish.