Quick--what element is represented by the symbol Fe? How can you find the atomic weight of Lithium? The Periodic Table of the Elements helps chemists understand the elements that make up our universe.
Once you understand a little about the periodic table, and you're ready for more information, here's another place to visit. You'll be able to impress your friends with chemical information about the elements.
These books about chemistry have some information about the periodic table:
Chemistry, by Ann Newmark, Dorling Kindersley, 1993
Chemistry: The Birth of a Science, by Tom McGowen, Franklin Watts, 1989
All original text, graphics, and art © 1998 Stephen Kramer and Richard Torrey