Bibliography
ActionBioScience: http://www.actionbioscience.org/biodiversity/wassenaar.html
Buzzle: http://www.buzzle.com/articles/beneficial-bacteria-to-humans.html
Dictionary.com: http://dictionary.reference.com/browse/bacteria
KidsHealth: http://kidshealth.org/kid/talk/qa/germs.html
Kirsteen Rogers. The Usborne Complete Book of the Microscope. London: 2002. Usborne Publishing.
Ohio State lecture: http://www.mansfield.ohio-state.edu/~sabedon/biol3025.htm
PBS Kids: http://pbskids.org/sid/germs.html
PBS: http://virginia.pbslearningmedia.org/content/#q=germs&go=
YouTube: http://www.youtube.com/user/virusworldjys
YouTube: http://www.youtube.com/watch?v=jDwrTJ9qqPM
YouTube: https://www.youtube.com/watch?feature=player_embedded&v=6-chXVgu8Z0
YouTube: https://www.youtube.com/watch?feature=player_embedded&v=ssYvrtwFb8M
Thanks to Tamara Dodson of PBS Media for assistance in providing videos.