Nice animation of how to create a Winogradsky column using bacteria from pond mud. Learn how "mud can be mixed with several ingredients to provide food and other substrates for the bacteria to use" to survive.

Explore this bacterial growth sequence which begins four times daily (your local time) at midnight, 6 AM, noon, and 6 PM. A fresh image is loaded every minute.

A four-day sixth-grade science lesson on the topic of microbes. Learners learn information about microbes and their functions through personal observation and several non-fiction texts, some of which are provided.

This lesson describes single-celled protozoans, highlighting their modes of movement. [46 secs]

Take an interactive quiz over protists. After completing the quiz, check your score, and then revisit any incorrect question for further review.

Take this interactive quiz over fungi, then review your score and any missed questions at the end.

Take an interactive quiz over viruses. After completing the quiz, check your score, and then revisit any incorrect question for further review.

Take this interactive, multiple-choice quiz over protists, then review your score and any missed questions at the end.

Take an interactive quiz over fungi. After completing the quiz, check your score, and then revisit any incorrect question for further review.

An image collection of specimens from the Kingdom Eubacteria. Includes some photographs as well as diagrams of various species of bacteria.

Try these fifteen multiple choice review questions about the Kingdom Protista.

Explore a boys' or a girls' locker room to see where bacteria and fungi are commonly found, and learn how to protect oneself.

The Linnaean system (1758) classified all macroscopic living organisms as either Animals or Plants, based on whether they moved [anima, with a soul] or not. Thus, Fungi were included as plants. With the invention of the microscope and...

This site from the Agricultural Research Service cites a study that has found that Salmonella bacteria release a chemical that directly affects the growth of microorganisms. (January 27, 2000)

Antibiotic resistance is the ability of a microorganism to withstand the effects of an antibiotic. It is a specific type of drug resistance. Antibiotic resistance evolves naturally via natural selection through random mutation, but it...

Kids learn about Louis Pasteur's biography. He was a scientist who studied microorganisms like bacteria. He discovered pasteurization, vaccines, and proved that germs cause disease.

This informative site discusses the use of organic farming, microorganisms, goats, and herbicide resistant crops as an alternative to the use of herbicides to control weeds.

What is pickling? What role does fermentation play in food? What is salt brine? Understand this and more at the Exploratorium.

Explore the microscopic organisms that live in the freshwater ponds with this video collection. These video clips feature unicellular organisms, from under the microscope, showing off their daily activities. Collection includes videos of...

Engage in the activities provided to learn what you can do to protect your body from harmful germs. Click on the links for further exploration.

This journal article discusses incorporation of the Winogradsky Column into high school science classrooms to demonstrate nutrient cycles and inter-relatedness of organisms in the environment.

For this five-part activity, young scholars will learn whether or not nanobacteria are alive.

Thanks to today's technology we can cure or alleviate many illnesses. In this unit you will broaden your knowledge about biotechnology. It contains 13 interactive activities.

As we walk through our daily environments, we're surrounded by exotic creatures that are too small to see with the naked eye. We usually imagine these microscopic organisms, or microbes, as asocial cells that float around by themselves....