Utah Education Network
Uen: Washing Hands
Lesson teaching about the importance of washing one's hands to prevent the spread of germs. Includes several simple experiments.
HotChalk
Hot Chalk: Lesson Plans Page: Glitter Germs
This lesson plan is designed to give young students a concrete demonstration as to why they should wash their hands with soap and warm water so they will understand that germs are smaller than the eye can see.
NC State University
The Engineering Place: Germs
A lesson plan in why it is important to wash your hands so as to prevent the spread of germs.