Short articles summarizing recent developments in science fields.
http://www.elmhurst.edu/~chm/demos/index.html
This site has a list of chemistry demonstrations, organized by household materials, and lab chemicals. Each one has directions and an explanation. Doesn’t appear to be updated since 2003.
This site has a group of experiments that can be done at home using household materials, descriptions of some common and interesting chemicals, and many additional resources.