| It's Elemental: Carbon [ Mature Teens ] - Physical characteristics, the history of carbon, compounds and isotopes. http://education.jlab.org/itselemental/ele006.html |
| Symbol C [ Teens ] - Includes basic properties, interesting facts about carbon, interactive 3D models and pictures. http://www.freewebs.com/symbolc/ |
| Visual Elements: Carbon [ Teens ] - Image, sources of carbon, general information, key isotopes and a downloadable animation clip. http://www.chemsoc.org/viselements/pages/carbon.html |
| Wikipedia: Carbon [ Mature Teens ] - An article with picture covering properties, history, applications, allotropes, carbon chains and safety precautions. http://en.wikipedia.org/wiki/Carbon |