The Big Picture Book of Viruses is intended to serve as both a catalog of virus pictures on the Internet and as an educational resource to those seeking more information about viruses.
Influenza 1918, a film in the PBS series American Experience includes articles, a timeline, and a Teacher's Guide.
Can your class name the parts of the microscope? Here is an online quiz to find out.
Before taking the quiz, take this virtual tour of a microscope from BrainPop.