Michigan State University
Michigan State University: Digital Learning Center for Microbial Ecology: Microbe Zoo
Discover the functions and health effects of various microbes as you explore different environments in the Microbe Zoo: DirtLand, Animal Pavilion, Snack Bar, Space Adventure, and Water World.
Biology 4 kids
Biology4 Kids: Microorganisms
Biology site provides insight into what microorganisms are and what they are composed up of.