Students examine the role of the immune system in the human body. They conduct a hand-washing experiment, answer questions while viewing videos, discuss key vocabulary, draw and label illustrations, and observe demonstrations and record...

Dracula isn't the only one who needs blood to survive. The eight-part unit includes seven lessons, five demonstrations, seven labs, and a project to organize a blood drive. Class members learn about the parts of...

Drugs interact with the brain to alter moods, emotions, and behaviors by changing the brain's chemistry, perceptions, and interactions. The final lesson in the Pharmacology unit shows scholars experiments, has them complete four labs,...

Students study the five major body system in this unit. They examine how to keep themselves healthy.

What causes a heart attack? Krishna Sudhir examines the leading causes and treatments of this deadly disease. [4:54]

A complete, self-paced lesson on the heart and circulation. Students work their way through illustrations and animated tutorials, and answer review questions along the way. There is a self-checking quiz at the end of the lesson.

[Free Registration/Login may be required to access all resource tools.] A cardiovascular disease (CVD) is any disease that affects the cardiovascular system. But the term is usually used to describe diseases that are linked to...

This lesson focuses on Cardiovascular disease. The heart requires its own constant blood supply in order to keep beating and this is delivered through the coronary arteries. Genetic and lifestyle factors can lead to the coronary arteries...

[Free Registration/Login may be required to access all resource tools.] There are many risk factors that can cause a person to develop cardiovascular disease. A risk factor is anything that is linked to an increased chance of developing...