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Virginia State Department of Agriculture/consumer Sciences: About Food Poisoning
This site about food poisoning discusses Staphylococcus Aureus - what it is, where the common sources of "staph" are, common symptoms, and what can be done to prevent contamination and infection.
US Food and Drug Administration
Fda: Bad Bug Book
Downloadable listing of bacterial foodborne illnesses, including clostridium perfringens. Worded so kids can understand it and includes pictures.