Molecules and Compounds

ACS Molecule of the Week
American Chemical Society resource offering a new molecule every week, along with an image and description. An archive and periodic table is also available.
https://portal.acs.org/portal/acs/corg/memberapp

Common Molecules Collection
Discover more information about general molecules common in everyday life, including water molecules, minerals, and vitamins.
http://www.reciprocalnet.org/edumodules/commonmolecules/index.html

Explain it with Molecules
Uses interactive applets of molecules to answer basic science questions like why ice floats, how soap works, and why diamonds are so hard.
http://www.worldofmolecules.com/interactive_molecules/

Marvelous Molecules
Includes a brief introduction about what molecules are, along with some pictures of certain molecules including aspirin and carbon dioxide.
http://www.nyhallsci.org/marvelousmolecules/

Quia - Binary Ionic Compounds
Interactive games to name and write formulas for binary ionic compounds.
http://www.quia.com/custom/3996main.html

Visualizing Molecules
Provides an introduction to what molecules are by focusing on examples that include binary compounds and molecular geometry.
http://science.widener.edu/svb/molecule/molecule.html