Curated OER
Science Kids: Science Images: Periodic Table of Chemical Elements
This is a picture of the periodic table of chemical elements, an important set of information for anyone learning about chemistry. Elements such as hydrogen, carbon, oxygen, sodium, iron and gold are listed using their chemical symbols...
Curated OER
Science World: Dmitri Mendeleev (1834 1907)
This page from ScienceWorld provides a brief biography of Dmitri Mendeleev, the Russian chemist who helped to develop the periodic table of the elements.