Central Kansas Library System

Looks at all the different microbes that inhabit the Earth and examines the varied jobs they do.

Examines the characteristics of simple plants that do not have seeds, including algae, fungi, lichen, mosses, and ferns, with a brief look at bacteria.

Looks at how germs can spread such diseases as the common cold by following the journey of the germs that fly out of a boy's mouth when he sneezes in class without using a tissue, showing how colds spread or not depending on hygiene practices.