What did we do?

Since the germs we wanted to study are invisible, we ordered a "Glo-Germ" kit. The materials in this kit simulate germs, but actually glow under a black light so you can see how the germs "travel" from person to person. We took our Glo-Germ kit to a bowling party, and put orange Glo-Germ in Sydney's hand (as if she sneezed into her palm) and white Glo-Germ in Sydney's inner elbow (as if she sneezed into the crook of her arm). We then bowled with our friends for one hour, and tested to see how much of the Glo-Germ powder had spread. more...