The United States gets over half of its electricity from burning coal, and this tremendously important resource remains one of the nation's greatest assets. However, it is not an asset without problems, as the burning of...

This resource, from the Pembina Institute, is part of a collection of hands-on projects on the topic of renewable energy. The page provides turn-key directions for a project to build a solar oven in secondary classrooms....

This website, authored by Fu-Kwun Hwang of the National Taiwan Normal University, contains an applet on circular motion. The simulation portrays a ball on a string swinging in a circle. The radius of the circle and the...

This website allows students to design a simple roller coaster, and it then evaluates the roller coaster based on physical principles such as potential energy and circular motion. It rates the roller coaster on safety...

In this study, presented at the 2002 Physics Education Research Conference, the author discusses results of a study in which university students in a physics course for pre-service elementary school teachers answered a...