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.

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' comprehension with a 10-question interactive. Learners read a short informative text about Sequoyah, a Cherokee silversmith, who invented the language Cherokee Syllabary, then answer fill-in-the-blank and multiple-choice...

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.

Five questions follow a short reading of an informational text all about maple syrup. A progress report details the work scholars complete.

Lobsters are the topic of an informational text that scholars read then answer a series of questions. A progress report details their work.

An interactive tests scholars' reading comprehension skills. After reading or listening to a brief informational text, learners answer five fill-in-the-blank questions. Results appear instantly.

A two-paragraph informative text takes a close look at the color green. Scholars listen to and or read the passage, then answer five multiple-choice questions. A progress report details learners' performance.

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.

A wonderful collection of downloadable PDF story starters ("workshop pages") for young children. Each worksheet includes a colorful image, fun prompt and writing lines. Students can also submit their stories for publication on the site.

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.

Good site explaining Eccentricity in Polar Conics. The site is quite detailed.

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

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...

In this lesson plan, students 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 explore...

Read an interview with a former steelworker, who recalls the Great Steel Strike of 1919 when he was a young boy. Find out the ramifications for his family because his father was a union man who supported the strike. An audio of the...

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.

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.