The original and complete text of the letter approved by the Constitutional Convention on September 17, 1787 recommending the newly adopted U.S. Constitution to the Congress and the states for ratification.

The text of the Resolution of the Constitutional Convention authorizing the submission of the Constitution of the United States to the legislatures of the states to be ratified by state conventions.

The complete original text of the revolutionary state constitution of Virginia adopted in June 1776.

Read the actual text of William Penn's "Frame of Government" establishing the basis for self-governing in the colony of Pennsylvania. Outlines the responsibilities and civic duties of government officials and citizens.

Basic introduction to the formation of the negative in French. The site has good examples of different constructions (ne pas, jamais, rien etc.)

This lesson in high school physics on Newton's Second Law of Motion provides a discussion of free fall and air resistance, and answers, "Why do objects which encounter air resistance ultimately reach a terminal velocity?" and "In situations in which there is air resistance, why do more massive objects fall faster than less massive objects?"

In this interview transcript from People's Century, northern civil rights activist and Freedom Rider Jim Zwerg describes his experiences.

Freezing temperature, the temperature at which a substance turns from liquid to solid, and melting temperature, the temperature at which a substance turns from a solid to a liquid, are characteristic physical properties. In this experiment, the cooling and warming behavior of a familiar substance, water, will be investigated. By examining graphs of the data, the freezing and melting temperatures of water will be determined and compared.

Read about some of the products we get from farms. Includes audio narration in English, Spanish, and Turkish with text in English.

The World Wildlife Fund and the Nature Conservancy have compiled a comprehensive database about the freshwater regions of the world. Includes great interactive maps to find detailed information about any area of interest. Explore what's being done to conserve freshwater resources and why freshwater is so important.

Students study how the nature of two materials in contact, and the smoothness of their surfaces affect the magnitude of the sliding force of friction. They use a force sensor to measure frictional force for different surfaces.

Full text of the Friendship Pact between the USSR and China signed in 1950.

This resource provides a list of the known chieftains and a description of their involvement in the damage of Roman power.

Here, read a summary of the life and career of Andrew Jackson, the 7th U.S. President. Part of a larger site about Andrew Jackson's presidency.

This site contains an index of several articles pertaining to Andrew Jackson and his dealings with the Second Bank of the United States and his fiscal policies.

The complete text of the Declaration of the Causes and Necessity of Taking Up Arms, ratified July 6,1775.

This bigraphy details the life of Charles Cotesworth Pinckney from his childhood to his time as a lawyer and politician, particularly his time as ambassador to France.

Here you will find the primary source text of the case and the opinions of the Supreme Court Justices in the Scott v Sandford case which ultimately ruled on the constitutionality of the Missouri Compromise.

This site from the American Revolution Project discusses the state of the union at the end of the Revolutionary War and how the events of the time led to the failure of the Continental Congress and the Articles of Confederation.