- Foundation for Microbiology - Microbiology Laboratories for School Teachers
- The Microbiology Information Portal
- Microbe World - Educational resources and activities from American Society for Microbiology
- Stalking the Mysterious Microbe Information, activities, careers in microbiology
- The Microbiology Network - Microbiology resource center, user's group, discussion group
- The Bad Bug Book - Information on pathogenic bacteria
- American Type Culture Collection (Microorganisms) - Source of microorganisms and information on different strains
- Center for Disease Control - Government agency that monitors infectious diseases
- Microbial Investigations - Some simple lab activities using microbes
- Access Excellence - Activities and resources in biology for teachers
- The Biology Place (by subscription)
- RasMol and Chime for Molecular Modeling - Programs for viewing molecules in 3D
- American Society for Microbiology
- The Story of Murray the Bacterium - Good information in a fun story format for students
- Pfizer Fun Zone - Interesting information on science for students
- Microbe Library - Images and resources
- Microbiology Video Library - Quicktime videos related to microbiology
- Microbiology Animations - Quicktime videos related to microbiology
- Cells Alive - Images of cells
- NanoWorld Image Database - Electron micrographs of cells and cell structures