At this website, venture through the chapters of an interactive scrapbook detailing the life and writings of Samuel Clemens, or Mark Twain. Includes several photographs, quotes, and audio clips. This scrapbook is part of a larger PBS website, providing information accompanying a Mark Twain film directed by Ken Burns.

This resource provides educators with information, lesson plans, current news, and other topics that assist with teaching.

In this interactive activity from the Web site developed for the PBS series "Building Big," investigate hypothetical structural emergencies and figure out how to repair them. [This resource is available on PBS Learning Media. Free registration is required.]

Boxed inset, part of a larger site about India, describes the origins of Buddhism and its key aspects.

PBS explores India through a detailed map of India and its surrounding countries. Provides details on the location of the country. Identifies important waterways, regions within country, major cities, and mountain ranges.

A wonderful site describing Pablo Picasso's "Guernica," a mural he created for the 1937 World's Fair. The resource examines the civil war raging in Picasso's homeland of Spain and the frustration he felt toward the violence taking place there. Be sure to check out the "Education," link on the left side. It has a lesson plan that goes along with this artwork.

Discover the history of a favorite American past-time. Learn the art of creating your own masterpieces with a little bit of help.

WebElements offers a very helpful assemblage of information on the basic chemical and physical properties of indium.

This is as helpful and detailed a reference as you'll likely find on iodine or any basic information relating to iodine. Highly recommended.

An exceptionally thorough resource with an amazing set of data on krypton, it chemical and physical properties, its electron configuration and its isotopes, among other things.

A site that has it all. This is probably the best place to start looking for information or data on osmium.

This WebElements site offers lots of fundamental information on osmium, Bohr diagrams and details on its purification.

Learn the basics of philately (the study and collection of postage stamps). You can view slideshows of American and international stamps that have special value for collectors and sample the imagery used over the decades in the design of commemorative and other special-use stamps.

The National Portrait Gallery of the Smithsonian Institution provides an online exhibit of portrait photographer Philippe Halsman who photographed famous people from Presidents to entertainers.

This Bibliomania site features the full text of Oscar Wilde's novel "The Picture of Dorian Gray." Includes a summary note about the context, plot, and characters as well as a link to other full texts of Wilde's work on Bibliomania.

Black and white reproductions from famous paintings by the National Archives and Records Administration. There are paintings of battle scenes, famous participants, traitors and even a perspective from the British point of view.

In the age of going green, check out these artworks made of recycled materials.