Students explore nutrient, bacterial, and toxic surface water pollution. They identify the amount of water they use each day and summarize the kinds of substances that cause water pollution. They predict what will happen in water...

Students identify the different biogeochemical cycles on Earth. In this biology lesson, students observe microbes under a microscope. They compare and contrast respiration and photosynthesis.

Eighth graders explain the functions of various body systems. Using a concept map, 8th graders identify and explain the fuctions of the skeletal, skin, and muscular systems of the body. After completing their concept map, students...