High schoolers Explain how an increased level of activity translates to cells needing more oxygen and how the lungs supply this oxygen by entering the blood stream. They also can explain that the heart is responsible for moving both...

Students explore the parts of the respiratory system in this six lessons unit. The lessons presnt the concepts of the breathing, the function of oxygen in the system, how sounds are made, and the effects of pollution, smoking and disease...

Pupils explore the nature of the air we breathe by observing petri dishes that have accumulated particulate matter from the atmosphere. Students make mathematical calculations and inferences about the effect of this matter on breathing....

Students examine the disease Cystic fibrosis, the causes, and the effects it has on the respiratory system. Students use the Biology Workbench and tools on the National Center for Biotechnology Information website to study the protein...

Fifth graders conduct research on the major organ systems of the human body. They create and present 3D models of a body system, and collect basic first-aid supplies for donation to a third-world community.

Pupils develop an understanding about the disease Anthrax, how it is transmitted, and its effects on the body. They use this online lesson to research the disease and its impact on human health. Students gain knowledge that bacterial...

Students develop an understanding about the disease Anthrax, how it is transmitted, and its effects on the body. By the end of the lesson, students have gained the knowledge that bacterial diseases may invade and damage different body...