Over the past few years, the Howard Hughes Medical Institute’s Biointeractive website has garnered critical acclaim from a number of international organizations that evaluate various multimedia products that educate...

Authored by Professor G. Eric Matthews, this web page describes a project at Wake Forest University to create videos of common physics lecture demonstrations. The goals of the project, the participants, some details...

This lesson introduces students to the basics of wastewater treatment. Topics include the variety of materials that enter the wastewater system, septic tanks, and municipal treatment systems. Students can review online...

Created by Dr. Mark Winter of WebElements Ltd., this is an extensive periodic table of the elements on the world-wide web. Included is extensive information about elements and compounds. You can select from a series of...

This video demonstrates that a person can stand on a bed of nails without hurting their feet due to the force being spread out over a large area. It is part of a collection of typical lecture demonstration videos put...