This lesson defines domain and range. It is 5 of 13 in the series titled "Domain and Range."

This lesson defines domain and range. It is 3 of 13 in the series titled "Domain and Range."

There are almost as many types of bird beaks as there are types of food that birds like to eat. This collection of images shows a wide range of beaks and the types of foods handled by each.

This selection features 22 works of art from the MFA's collection of more than 13,000 examples of American decorative arts and sculpture ranging in date from the seventeenth century to the present and in origin from North America to...

Scrolling timeline of the work Picasso produced during World War II shows off a wide range of Picasso's work interspersed with historical photographs of the war and notes about key events occurring at the time. A compelling way to view...

Although rarely mentioned in textbooks, there is no question that the Tulsa Race Massacre was one of the most horrific incidents of racial violence in American history. This media gallery from Tulsa: The Fire and the Forgotten provides...

Home page for a hypertext course on physics. Accesses a range of topics from hearing to sound measurement to sound propoation to musical instruments.

In an continuing overview of color and color theory, this site focuses on color shade and tints with examples ranging from moderately-high contrast, medium value to high contrast, light value.

This collection of images from Ingenious combines the collections of several museums - Science Museum, the National Museum of Photography, Film & Television, the National Railway Museum, the Science & Society Picture Library and...

Get the complete picture of the Trichuris trichiura parasite. Information about the whipworm includes its geographical range, agents of infection, life cycle, symptoms, and treatment options.

This slideshow explains how satellites are used to measure the movement of tectonic plates.

Students will use examples and an interactive graph to explore exponential functions such as growth and decay.

Highlights some of the unbelievable characteristics associated with ICBM technology. Includes an informative and detailed factsheet as well as a concise description of the information.

This collection contains more than 250,000 maps covering all areas of the world, and ranging from political and shaded relief maps to the detailed and the historical. Select from a region of the world or an area of highlighted interest.

This gallery of 22 excerpts from Leonardo's notebooks is accompanied by historical information and links to additional explorations of his interests in the forces of nature, light and vision, and imagination and invention. The drawings...

See how Bhutan nestles between its much larger neighbors, India and China, on this map from the Perry-Castaneda Collection.

A comprehensive site of precipitation maps for the entire U.S., regions of the U.S., individual states, and areas around the world. Includes maps showing predicted precipitation, actual precipitation, and accumulated precipitation. It...

This collection of images of six different creatures, including insects and carnivorous vertebrates, illustrates the wide range of mouth types that exist within the animal kingdom. It also discusses the environment and its impact on the...

Finches on the Galapagos Islands have evolved to exploit almost every possible niche. This diagram shows the range of food sources available on the island and the different beak shapes adapted to exploit each of them. Includes background...

This portfolio of black-and-white portraits of Oscar-nominated film stars captures a range of faces, poses, moods, and points of view. Excellent site for comparing and criticizing artistic choices and approaches and for inspiring...

Site contains information on the statistical term standard deviation. It gives a definition and shows how to calculate it. It has a link to information on the absolute value of a deviation and how the topics are related.

A map of North America showing the original range of the American bison. The map shows the dates of local extermination, location, and numbers of wild animals in 1903 (Central Canada and the Rockies). "Beyond all doubt the most...

A contour map of the boundaries of the Great Plains and Lewis front ranges of western Montana, showing the abrupt change in the topography. The heavy black line indicates the outcrop of the Lewis thrust plane.

An orographic map of Asia from 1885 showing the major mountain systems, plateaus, and plains, rivers, lakes, and coastal features of the region. This map is color-coded to show general elevations, with green representing lowlands and...