This geometry lesson introduces the Power of Points theorem. While it is often taught in three parts (the Chord-Chord Power theorem, the Secant-Secant Power theorem, and the Tangent-secant Power theorem), this lesson...

To determine genetic variation on salmon populations, students learn molecular techniques for DNA extraction, polymerase chain reaction (PCR) and other protocols. Participating classes enter results in a web database...

The University of Massachusetts at Amherst maintains this site on The RIPPLES Project (Research in Presentation Production for Learning Electronically), an initiative funded by the National Science Foundation to increase...

This website provides a method for converting any rubric score into a percentage. Users provide the basic information for how the rubric is scored and the site converts it into the appropriate percentage. This is a great...

The ATETV project delivers web-based videos to connect students to careers in advanced technology. This episode of ATETV examines a remotely-operated vehicle (ROV) competition, HVAC as a career option, and the advantages...