In this site you will find several topics such as steel and earthquakes, steel production, microorganism and minerals and microgravity.

A technical site that describes different types of microscopes and delves into the chemical makeup of milk, yogurt, various various types of microorganisms. Impressive pictures supplement the text. Links to images of microorganisms.

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.

Take a look at what viruses are, types of viruses, and things that are even smaller than viruses.

Students learn about the four major groups of microbes and their characteristics, and the roles microbes have in the world. The lesson and PowerPoint slides can be downloaded. The included instructional video on the four types of...

Students prepare slides of and examine three types of common microbes using a light microscope, recording what they observe. The instructional activity and a set of PowerPoint slides can be downloaded. An accompanying instructional video...

Students learn how to safely work with microbes in petri dishes, and how quickly they can develop into colonies. The lesson and a set of PowerPoint slides can be downloaded. An accompanying instructional video is 10 min. 24 sec.

A post-assessment at the end of a unit on microbes where students complete a multiple-choice quiz, and create and present a concept map of what they learned. The lesson and a set of PowerPoint slides can be downloaded. An accompanying...

A light-hearted and informative section about the role of microorganisms in decomposing human waste. It has a colorful, clickable graphic aiding in navigation of the site. Fun and informative.

Right now, you are inhabited by trillions of microorganisms. Many of these bacteria are harmless (or even helpful!), but there are a few strains of 'super bacteria' that are pretty nasty -- and they're growing resistant to our...

Is it possible to take advantage of microorganism's sophisticated makeup, short doubling times and cheap growth media to mass produce medically and commercially useful proteins? This is possible with a few simple genetic manipulations....

Students control the environments in four different scenarios to discover how any changes might affect populations. The different simulations include microorganisms, rabbits, foxes, and other organisms.

[Free Registration/Login may be required to access all resource tools.] Is it possible for viruses to be useful? Explore and understand the why good things can happen when scientists study these pesky microorganisms.

Learn here all about how the integumentary system functions: such as protecting the body from invasion by microorganisms, chemicals, and other environmental factors; preventing dehydration; acting as a sensory organ; modulating body...

After exposures to assorted forms of informational text and media, Istudents will identify positive and negative effects of microorganisms. Students will explore how some micooorganisms have overcome their negative attributes while...

This article discusses how plants and microorganisms, until recently, have mostly controlled how much carbon dioxide is released into an ecosystem, and explains how this process works. Humans' burning of fossil fuels has upset the...

View images of lichen, and learn what makes this microorganism able to live in extreme environments, how lichens are formed by algae and fungi, and how lichens might be able to benefit humans.

Major food preservation methods and their relationship to the conditions that encourage or inhibit growth of microorganisms.

Explore the "many worlds of hidden microbes" in different areas of the Microbe Zoo: DirtLand, Animal Pavilion, Snack Bar, Space Adventure, and WaterWorld. A fun and informative resource that sheds light on the role of microbes in our...

Find out in this experiment how good bacteria can turn milk into a treat by investigating the optimal starter cultures for making yogurt from whole milk.

Everything on our planet is linked by a giant recycling system called the biogeochemical cycle. How our planet recycles and reuses everything we need to support life is explained by making a miniature biosphere in this lab. You will also...

How can you tell if harmful bacteria are in your food or water that might make you sick? What you eat or drink can be contaminated with bacteria, viruses, parasites and toxins pathogens that can be harmful or even fatal. Learners learn...

How can you tell if harmful bacteria are growing in your food? Students learn to culture bacteria in order to examine ground meat and bagged salad samples, looking for common foodborne bacteria such as E. coli or salmonella. After 2-7...

Through this activity, students are introduced to the concept of engineering biological organisms and studying their growth to be able to identify periods of fast and slow growth. Students learn that bacteria are found everywhere,...