Can you catch the same cold twice? Elementary and middle schoolers learn about what happens when a virus attacks their bodies, and how the immune system never forgets a virus, with an entertaining comic book. The packet includes...

A comprehensive approach inducible defenses and how they function differently than constitutive defenses. A discussion of immunological system, the immune responses and acquired immunity, complete with bold-face vocabulary terms. A...

How do we defend against disease? Why should get vaccinated? Find the answers to these questions and everything about the immune system in this session. It contains 16 interactive activities.