Periodic Table Websites
chem4kids.com
Chem4Kids.com! The site that teaches the basics of chemistry to everyone! Tutorials on matter, atoms, elements, the periodic table, reactions, and biochemistry.
75,632 
$ 177,840.00
periodictable.com
The definitive online periodic table reference site including technical data, and photographs and descriptions of thousands of samples of the chemical elements.
91,178 $ 147,600.00
chemicool.com
Award winning periodic table with user-friendly element data and facts. Cool online chemistry videos, dictionary, tools, etc.
76,083 $ 176,400.00
chemicalelements.com
An up-to-date periodic table with detailed but easy to understand information
158,356 $ 70,200.00
smart-elements.com
Hochreine Elemente für Sammler und Wissenschaftler
2,257,002 $ 480.00