Students examine what lies within the Earth. They research and create scale models illustrating the layers of the Earth and write skits advocating a travel plan to send a probe into the Earth's mantle.

For this internal systems and regulation worksheet, students correctly decide if given statements are true or false. Students apply information learned about the circulatory system to the given statements to determine statements of truth...

From the start of the Industrial Revolution, it only took 147 years for someone to invent plastic. This may seem like a long time, but in the history of inventing or discovering new materials, this is incredibly fast. An informative and...

Elasticity and viscosity. Help your class understand the similarities and differences with an introduction to viscous fluids. After describing four types of fluid behaviors: shear thinning, shear thickening, Bringham plastic,...

Four demonstrations with the Van der Graaf generator are delineated for you to share with your science classes. Instructions, explanations, and safety precautions are included. However, a background explanation of the static electricity...

Students examine how the heart functions and the concept of how electrical currents can affect muscle contractions.  In this cardiovascular lesson students identify P, QRS and T complexes.

Students identify the features of a prosthetic limb and explain how engineers are involved in the prosthetic design.  In this bone engineering lesson students describe the design criteria that goes into choosing the materials that...

Students conduct experiments to determine their circadian rhythms for a cycle of about 24 hours.

In this cardiovascular system study question worksheet, students define 21 words associated with this system. They answer 16 short answer questions related to circulation of blood through the body.

Article on arrhythmias with information about the heart's pacemaker.

One-page overview of pacemakers includes detailed labeled diagrams of the heart and implantable pacemaker along with essential information on how to live with one.

The American Heart Association provides a general overview of pacemakers. Content includes a focus on what an artificial pacemaker is.

Many heads, hands and hearts contributed to the development of this lifesaving device.

The downloadable monograph examines the cardiac pacemaker. Topics included are the history and current status of the device.

A wealth of information on arrhythmias. Find out about the kinds of arrhythmias, causes, and treatments.

A detailed guide about heart arrhythmia and its eight specific types. Content includes information about the symptoms of the condition, a discussion of when treatment might be necessary, and descriptions of treatments.