Germ Transmission

• Put some GlowGerm powder on your hand and shake the hands of students as the enter the class.  
• Near the end of the class, darken the room and look for traces of the "germ" using a hand-held "black light"
• Record the pattern of occurance using the form provided. 
• CSUN

Hand-washing techniques

• Place a few drops of GlowGerm gel on the hands of your students
• Ask them to rub their hands together, including the backs of their hands and their nails
• Ask them to wash their hands.
• Darken the room and investigate for the presence of "germs" using a black light. 

• Which surfaces of the skin are most likely to be "infected" in this activity?
• Describe the patterns of "infection"
• Offer possible explanations for any observed patterns
• In which regions of the hands did the "pathogens" persist?
• What are the most common pathogens affecting our heath?

Discussion