Explore the connection of light, reflection, and mirrors. A comprehensive lesson introduces the basics of light in relation to reflection and mirrors. After an explanation of the vocabulary, the presentation shows how to create ray...

Where does bad light end up? In a prism! The presentation covers light, mirrors, lenses, and the structure of the eye. It also provides explanations of reflection, refraction, concave and convex mirrors and lenses, and a comparison of...

Don't worry, optics is a light topic! The presentation covers reflection, refraction, fiber optics, mirages, prisms, rainbows, dispersion, mirrors, lenses, telescopes, diffraction, the human eye, and much, much more. Presentation is...

Did you know there are seven Articles and 27 Amendments to the US Constitution? Explore each and every one of them, including the Bill of Rights and other rights around the world, in a super neat US Constitution interactive. 

Experience Harriet Beecher Stowe's Uncle Tom's Cabin in an innovative, musical way. A list of audio links leads class members to spirituals from the novel, such as "Die in the Field," "The Wings in the Morning," and "Blow Ye the...

An incredibly colorful PowerPoint presents all the facts and definitions about waves that you could need for beginning physical scientists. There are several useful links to online animations of wave action. This may have been produced...

Class members learn how to estimate the total costs involved to design and build a bridge by including design, material, equipment, and labor costs. The activity includes a discussion about the trade-off between cost and aesthetics.

This plant structure and function PowerPoint addresses the main organs and the factors that affect its development as well as going into detail about the specializations at a cellular level.   The cell functions and system...

A discussion of Christian Huygens' contribution to wave optics, and particularly to our understanding of the reflection and refraction of light. Excellent diagrams and a geometric proof on why the law of reflection is mathematically...

Contains a four step procedure to deriving the law of reflection using algebra, Fermat's principle, and calculus (simple derivatives). This is good for an in-class theoretical exercise.

This page is a continuation of a tutorial about light reflection and refraction. It contains a diagram and suggestions on how to derive Snell's Law, which governs the refraction of light in a medium. For background to this derivation,...

Cyber Law Journal, a weekly publication of the New York Times, reflects on the legal issues raised by the Internet.

Being able to own land and having land availble to own brought about great change in the new American nation. Read about how this came about and why it reflected new republican ideals. See what other changes were reflected in new state...

A physics tutorial on designing an auditorium and solving the problem of sound reflection. Illustrated.

Read about the mood of the United States people in 1980, and see how Ronald Reagan's agenda reflected that mood.

How did the American Revolution reflect a change in American society? Read about how political participation increased across the classes, and see how the question of slavery and women's rights became a thorn in the side of those...