In this online quiz worksheet, students answer a set of questions about the German Shepherd. Answers may be submitted for review by clicking a link at the bottom of the page.

Students discuss the Heisenberg uncertainty principle and how it applies to the subatomic world. Working in groups, they design a model that would help others to understand the uncertainty principle. Written explanations are included...

Students brainstorm about the physical, emotional, and social developmental milestones of human beings. They complete a timeline as a class that begins with birth and ends with death. Students identify whether each milestone is...

Students examine world history by writing an essay in class. In this World War II lesson, students identify the attack on Pearl Harbor, the response from the U.S and the effect it had on Japanese-Americans. Students define Japanese...

Students solve problems by discovering the eigenvalues that satisfy design questions. They explain how relaxing a small angle approximation can change the solution. Students apply the numerical model of pendulumm motion to solve the...

In this online quiz worksheet, students answer a set of questions about breeds of dogs. Answers may be submitted for review by clicking a link at the bottom of the page.

In this online quiz worksheet, learners answer a set of questions about breeds of dogs. Answers may be submitted for review by clicking a link at the bottom of the page.

This resource, built in partnership with the United Nations, aims to educate kids and adults about nature. Contains elaborate "themes" on everything from fruit trees to bio-farms. Also provides an archive of the project's previous years...

This site, which is provided for by the German Aerospace Center, contains detailed information on missions to Mir from March '92 to March '97 displayed in the links below.

This very basic site is about water -- all kinds of water: rainwater, drinking water, even toilet water. Includes water-themed games. In German.

Biology is a natural science that deals with living things. Like other areas of science, biology is divided into several subcategories. See them here from A to Z.

This site from the MayoClinic.com provides a great look at the acute inflammation of the brain caused by a viral infection known as encephalitis. Sections in the article include: signs and symptoms, causes, screening, treatment,...

The discovery of radio waves, which was widely seen as confirmation of James Clerk Maxwell's electromagnetic theory and paved the way for numerous advances in communication technology, was made by German physicist Heinrich Hertz. In the...

At the turn of the 19th century, scientists were beginning to gain a rudimentary understanding of electricity and magnetism, but they knew almost nothing about the relationship between the two. Baltic German physicist Heinrich Lenz took...

Siegmund Loewe was a German engineer and businessman that developed vacuum tube forerunners of the modern integrated circuit. He pioneered both radio and television broadcasting, and the company he established with his brother, David...

Georg Simon Ohm had humble roots and struggled financially throughout most of his life, but the German physicist is well known today for his formulation of a law, termed Ohm's law, describing the mathematical relationship between...

This resource explains what rubella is, how to prevent it, symptoms, who should get the vaccine. Includes FAQ about rubella.

Learn how cockroaches can enter your home, where they like to live and how they may aggravate your allergies. Choose a cockroach and read about their appearance, behaviors, and diet.