Sailboat design requires more than a half-circle and triangle sketch. After viewing a slideshow presentation that outlines the requirements for sailboat design, learners draw a design, perform the needed...

See how a marshmallow can hold up a bridge load. Teams take a closer look at the design of bridge piers. They determine the types of loads that might affect a bridge, and, using that information, they calculate the needed cross-sectional...

In 2006, about 20 percent of the world's electricity was generated from hydroelectric power. In the presentation, scholars review the water cycle and gravitational energy to begin to understand how humans harness the power of water. They...

Begin a unit on the heart, the parts and the function of the heart, and about heart disease with a resource that includes a lecture, a PowerPoint presentation, and research information.  The lesson is the first of a four-part series...

I bet I can cross the room without having the lights come on. Class members set up an experiment in which they try to determine what materials will mask motion detected by a sensor. Groups predict how materials will interact with...

Under pressure! The second lesson of the series introduces the class to blood pressure and the impact of high blood pressure on the cardiovascular system. It helps learners make the connection between blood pressure and how the heart...

A slideshow carbo-loaded with information on how the pneumatic potato cannon works. [3:00]