Scientific article explaining what natural selection is, and how it manifests itself through genetics and from generation to generation. Natural selection is compared to genetic drift, both of which cause evolution to occur. The limits...

This lesson from a unit on American Transcendentalism focuses on key literary terms that fit the writings of the period and an interactive crossword puzzle using the terms and their definitions.

Excellent article summarizing Bertrand Russell's thought. Includes chronology of major events in his life, but most of the article spends time on Russell's contributions in logic, analytic philosophy, and social criticism. Also includes...

An extensive discussion of the ethics of Stoicism. Very detailed, includes lots of definitions of Greek words necessary to the philosophy.

This site from Stanford University is on the topic of simultaneity in relativity.

This well-written explanation of relativity includes animations and pictures which may be helpful in understanding a tough topic.

A very detailed biography of Erwin Schrodinger. Including links and cross references to historical topics.

For some the man Robert E. Lee is an almost god like figure. For others he is a paradox. Robert E. Lee was born on January 19, 1807 at Stratford, Virginia. Robert was the fourth child of a Revolutionary War hero Henry "Light Horse Harry"...

This set contains statistics questions regarding two-way tables, marginal frequencies, and Simpson's paradox. The student gives an in-context interpretation to a row or column relative frequency expressed as a percent.

This on-line collection of exercises can be conducted to illustrate the formation and properties of microbial biofilms. Activities include: A Biofilm Primer, An Interesting Paradox, Build a Biofilm Reactor, Bring 'em Back Alive, Buccal...

Step through the tortoise and hare race, based on Zeno's paradox, to learn about the multiplication of fractions and about convergence of an infinite sequence of numbers.

On this site, there are several math problems to explore and solve. Look through some solutions by famous mathematicians and expand your thinking about some interesting math concepts. Teachers of elementary grades may want to use this...

Explore some virtual experiments on gases and vapor pressure, the Maxwell speed distribution, the barometric formula, and heat and temperature.

This is a glossary entry for the literary term "Oxymoron" including a definition and a list of more that 50 oxymorons.

This site examines the black hole as an object in astrophysics. Delve into this comprehensive resource that covers this concept from its history, to qualitative physics, the reality of black holes, mathematical physics and more.

One great example of quantum physics' weirdness can be shown in the Schrodinger's cat thought experiment. Josh Samani walks us through this experiment in quantum entanglement. [5:24]

A physics usenet listing of frequently asked questions relating to relativity, answered by a number of scientists. Administrivia and Reference, Speed of Light, Special Relativity, General Relativity and Cosmology, Black Holes. Loads of...

Informational site that provides the definition for and examples of oxymoron. L.9-10.5a Figures of Speech

A simple list of literary terms. Click on each for a definition and examples.

This article by Dr. Marguerite Connor focuses on metaphysical poetry and the metaphysical poets. It includes a definition, the characteristics, a discussion of metaphycial poets and poetry, Neo-Platonism, platonic love, and T.S. Eliot's...

This site defines probability and has a computer-based random number generator. The site has links to more than 100 probability problems which require some prior statistical knowledge to solve, or they can be great "openers" for teachers...

The University of Victoria's Writer's Guide includes an extensive list of literary and rhetorical terms. List can be displayed alphabetically.

Lengthy and detailed, but also quite technical, article explaining the major theorems of Frege's logic. Introduction gives a helpful overview and bibliography is included at end, but anyone without a background in logical notation may...

This site from the Stanford Encyclopedia of Philosophy discusses Bertrand Russell's notion of "logical construction" and its influence in the development of logical positivism. Mostly historical in orientation and is accessible to those...