Learn how to use and customize the Firefox web browser in this free tutorial.

Lessons include: (1) Getting Started with Firefox. Learn how to download and install Firefox. (2) Browsing with Firefox. Learn how to browse in Firefox. (3) Customizing Firefox. Learn how to customize Firefox. (4) Bookmarking in Firefox. Learn how to bookmark your favorites in Firefox. (5) Firefox Security and Privacy. Learn all about Firefox privacy and security.

Fear of factionalism and political parties was deeply rooted in Anglo-American political culture before the American Revolution. Leaders such as George Washington and Thomas Jefferson hoped their new government, founded on the Constitution, would be motivated instead by a common intent, a unity. But political parties did form in the United States, with their beginnings in Washington's cabinet.

Video [4:12] presents the moving story of Tan Dinh as he describes his family's experience fleeing Vietnam and coming to America. Support materials for students and teachers.

Video [3:56] in which Thang Do and Andrew Ly tell the story of escaping Vietnam and coming to America. Includes support materials for teachers and students.

A comprehensive look at energy ranging from types of energy to the exploration of electricity. Learning puzzles and games are included.

The First Ladies of the United States have a history of being philanthropical towards their passions. Whatever they advocate for, they have committed many years of service throughout the years. Find out some outreach that a few of these famous women did while their husbands were in office.

Take a look at a few of the Presidents' wives donating their time for speaking engagements.

Check out some of the exotic and not-so exotic trips some of the First Ladies of the United States have gone on while their husbands are in office.

From Harrison's presidency, all of the President of the United States' wives have had a wait staff and personal aides. This is a gallery of a few First Ladies and their aides.

An introduction to the concept that energy cannot be created nor destroy, but can only change form. [9:18]

Khan Academy learning modules include a Community space where users can ask questions and seek help from community members. Educators should consult with their Technology administrators to determine the use of Khan Academy learning modules in their classroom. Please review materials from external sites before sharing with students.

Inflation, unemployment, recession, and economic growth affect people in real ways. Through interactive lessons, this module teaches students about fiscal policy, the avenue by which Congress and the president attempt to influence the economy. Three modules that would further students understanding of the content are GDP and Pizza, The Unemployment Short Modules, and The Fed's New Monetary Policy Tools. This content from Econ Lowdown also features alignment to national Financial Literacy and/or Economics standards.

Inflation, unemployment, recession, and economic growth affect people’s lives. This module teaches students about fiscal policy, the avenue by which Congress and the president can attempt to influence the economy. Other modules that would further students understanding of the content are GDP and Pizza, Government Budgets, The Story of Unemployment, and Monetary Policy. This content from Econ Lowdown also features alignment to national Financial Literacy and/or Economics standards.

This site from The Florida State University provides an informational page on electromagnetic radiation discusses the characteristics and properties of its many forms including X-rays, gamma rays, ultraviolet radiation, infrared radiation, radio waves, and microwave rays.

This clear and easy to understand explanation of how to focus your topic for effective research will be helpful to many. There are plenty of examples, and two alternate methods are offered as well.

"Shakespeare has something to say to everyone, and everyone has something to say back to Shakespeare."

The Folger Method is a way of teaching complex texts that enables all students to own—and enjoy—the process of reading closely, interrogating texts, discovering language with peers, and contributing to the ongoing human conversation about words and ideas. It is a radical engine for equity that teachers consistently call “transformative.”

In this adaptation of a video that high school students created in collaboration with the Environmental Justice League of Rhode Island, learn what's whack about our current food systems and the many actions individuals can take to address these issues.

Explore the concept of absolute value in terms of distances traveled. This video focuses on a real world application of absolute value and visualizes the problem by graphing points on coordinate plane.

This video segment from NOVA: "The Killer's Trail" investigates the potential for DNA evidence to solve murder cases, even those from the distant past.

An introduction of formal charge and how it may affect the stabilization of dot structures. [11:30]

Khan Academy learning modules include a Community space where users can ask questions and seek help from community members. Educators should consult with their Technology administrators to determine the use of Khan Academy learning modules in their classroom. Please review materials from external sites before sharing with students.

Different forms of quadratic functions reveal different features of those functions. Here, Sal rewrites an expression in factored form to reveal its zeros and in vertex form to reveal its vertex. [8:29]

Khan Academy learning modules include a Community space where users can ask questions and seek help from community members. Educators should consult with their Technology administrators to determine the use of Khan Academy learning modules in their classroom. Please review materials from external sites before sharing with students.