An ebook by Core Knowledge features information about early United Stated presidents such as George Washington and Thomas Jefferson and social reformers such as Sojourner Truth and Frederick Douglas.

Scholars test their reading comprehension skills with an interactive practice. After reading about the Boston Tea Party, learners answer 10 multiple-choice questions. A progress report details their work.

A short informative text shares details about the Arctic Fox. Scholars read or listen to the text then answer 10 multiple-choice questions.

Test scholars' reading comprehension skills with interactive practice. Learners read a short informative text about rainbows, then answer eight multiple-choice questions. A report details their progress after the exercise is complete.

What do Roald Dahl's "Lamb to the Slaughter" and the Book of Genesis have in common? Both are complex texts that model how authors can approach the same concept—betrayal—in very different ways.

It's interesting to read about the anti-union sentiment that led to the Taft-Hartley Act after World War II, but even more amazing to see how that sentiment was tied to the anti-communist witch hunts of the time. Read the comments of the...

Find contemporary newspaper accounts of the shooting of President Willian McKinley, his death, the swearing of Theodore Roosevelt as president, and the capture, trial, and execution of the assassin.

In 1946, as the United States was recovering from World War II, coal miners struck. Read the transcript of a news conference President Harry Truman held to address this pressing economic issure.

What is an HEV and how can they help the environment? Follow this WebQuest and you will be able to answer those questions and more.

Measure the enthalpy of a reaction and then create a solution warm enough to cook food.

A short description of binary numbers and how they work.

This site, part of a planned Geometry textbook, involves real-world applications with symmetry and reflection using pictures and graphs.

The Inaugural Address of George H. W. Bush on January 20, 1989.

The full text of George H. W. Bush's 1992 State of the Union Address on January 28, 1992 is provided here.

A fascinating article about how a conversation about Lenin led to the conviction and six-month jail sentence for Joseph Yenowsky. Excellent article shows the extreme fear of Reds and communism in the 1920's.

The United Nations is working hard to develop a world in which children are valued and safe. As a part of this mission, the U.N. has developed some learning activities to enhance students' understanding of the U.N.'s job. Click here to...

A portal to resources on the sun, the Earth's neighboring planets, and the weather in space. Find out why Saturn is the "jewel of the Solar System" and explore what happens when Venus and Mercury make their rare transits across the sun.

Loads of information! Read a short description of the actual Battle and a piece that was written by Maj. Gen. Couch after the War, and much more. Includes the official descriptions and descriptions of the battle from various sources.

In this lesson plan, middle schoolers will apply mathematical, science, and engineering concepts to experiment with balancing levers. They will learn to classify types of levers to design and build a simplified mobile. Students will...

Students investigate how low temperature causes water vapor to condense into a liquid and then freeze to form a solid.

The full text of Oscar Wilde's short story, "The Model Millionaire." Includes a link to other full texts of Wilde's work on Bibliomania.

Scroll through the interactive timeline to learn about the U.S. Constitution.

This biography of Martin Luther King Jr. includes a timeline and addresses the life of the civil rights leader from childhood to the legacy he left behind.

Many great tips and strategies are provided here to help with practicing. Although written for oboe players, the advice here can apply to any instrumentalist.