Learn what scientists now believe about the formation of our universe. Includes video .

Discover interesting facts about asteroids, large chunks of rock that were leftover from the formation of the solar system.

Explore this unit to learn how the universe began. Through illustrations, videos, and classroom activities, gain an understanding of how stars help with the formation of elements.

A nonfiction article where students read about Julie Codispoti, assistant curator at the United States Polar Rock Repository, located at Ohio State University's Byrd Polar Research Center. The article provides an overview of Antarctic...

This site provides a brief overview of the Precambrian Era and provides a clickable chart that breaks down this era into five different time frames. A lot of info is provided on each of the five.

Read this spooky story here in HTML format from the University of Virginia.

This site from John Hopkins University provides detailed maps of and physical information on each of the 50 states. Maps range from relief maps to satellite images, to historical maps.

An infograph that discusses how new chemicals were formed during the formation of the universe.

The most recent Poem Present and lecture series from the University of Chicago is captured in audio podcast and video download format. Lectures include authors Leslie Scalapino and Piotr Sommer. With links to the current schedule and...

Our solar system is filled with a wide assortment of celestial bodies - the Sun itself, our eight planets, dwarf planets, and asteroids - and on Earth, life itself! The inner solar system is occasionally visited by comets that loop in...

Lots of information here about glaciation, types of glaciers, the formation of glacial ice, changes in glacier size, how glaciers move, glacial erosion, landforms produced by glaciers, glacial deposition and drift, effects of glaciation...

A book written by Arthur Young, well know English writer and economist who visited France just prior to the French Revolution. His book provided insights into the causes of the French Revolution. The book is in PDF format.

This site explores the microscope in great detail. Content includes a focus on the microscope's basic functions (including a general diagram), the history of the microscope, each feature of the microscope, differing objectives,...

Describes the formation of the Salem Limestone during the Mississippian Period.

Take a five question quiz to review over your knowledge of the formation of complex elements and where they are found throughout our universe. The quiz is multiple choice.

Explanation of the factors that result in the formation of volcanoes, some basic but helpful animations and photographs.

This site is provided for by the University of Groningen. Learn about the struggle for approval by the states of the U.S. Constitution, continuous disagreements after the Constitutional Convention between the Federalists and the...

This site presents and defines the general parts of a research paper: title, abstract, introduction, material and methods, results, discussion, acknowledgments, and literature cited. Several helpful questions are presented to the reader...

This UN Cyberschoolbus site examines the issue of human rights around the world providing background in a question and answer format, personal stories on human rights issues from students around the globe, resources and suggested links...

This resource presents the complete text by the famous 18th century French economist (in English). In it, he advanced theories of democracy for the French monarchy. It is in PDF format and is a large file.

A good list of examples of how the subjunctive mood is used. Note: There is a section at the bottom entitled "Where is the Subjunctive?" that gives examples of conversation overheard where the subjunctive mood was not used (and it should...

Animation and text explain the water--or hydrologic--cycle, which is the process that water undergoes in nature.

A brief description of the tallgrass prairies of Illinois and how they formed.

The full text of Aritotle's Physics is presented here in easy-to-read format, courtesy of the University of Adelaide Library Electronic Texts Collection.