Chemistry Functions including a Moles calculator and equation balancer from Jon Glassman. The site helps you do various calculations related to chemistry.
www.chemfunctions.com

Periodic Table of Data is designed to allow students and teachers to select from a wide range of data from the Periodic Table.
www.rsc.org/Education/Teachers/Resources/PeriodicTableOfData.asp



Comic Book Periodic Table [Kentucky, USA]
www.uky.edu/Projects/Chemcomics/
Including "The Answer Man's interactive trivia quiz on chemistry and
comics".