PBS
Pbs Learning Media: Periodic Table of the Elements Essay
This essay, written for Teachers' Domain, describes the foresight and pattern recognition that Russian chemist Dmitri Mendeleyev used to develop the modern periodic table of elements.
PBS
Pbs Learning Media: Periodic Table of the Elements
This interactive periodic table developed for Teachers' Domain provides detailed information about the chemical properties of elements and illustrates the electron configurations that determine those characteristics.
Royal Society of Chemistry
Visual Elements/history
A history and description of the modern periodic table, including its early origins, many contributors and later additions.
Other
Moscow University: Dmitriy Mendeleev Online
This site from Moscow University contains links to other Mendeleev sites. Links are categorized by the following topic areas: Overviews, Writings, Pictures, Periodic Laws, Periodic Tables, and Russian resources.
PBS
Pbs: Dmitri Mendeleev
A brief outline of Mendeleev's life from PBS. Not much information, but does hit upon the highlights of his life.