Third graders study the diet of the brine shrimp. This is an introduction to a math measurement of a micrometer because of the size of the food brine shrimp feed upon. They make predictions about the types of food shrimp eat based on...

Eighth graders examine what materials cause water hardness and the relative measure of water hardness in a two part lab activity. In part one, 8th graders add an assigned soap test solution to eleven different test tube solutions in...

Students investigate what dissolved oxygen is and why it is important to aquatic life and what factors influence levels of dissolved oxygen in a lake. They study how to use MS Excel to make charts to show trends and correlations.

Fifth graders examine the various causes of the common cold. Using the internet, they identify the proper way to take care and treat a cold. They also describe the procedure to complete a throat culture. To end the lesson, they...

Learners explore, examine and study a module that focuses on the science of the oral environment and major scientific concepts relating to oral health. They investigate the process of tooth decay by interacting with stories and games...

In this water worksheet, students determine the factors that effect the solubility of gases, calculate the percent concentration of solutions, and give the balanced chemical equation for photosynthesis. This worksheet has 18 short answer...

In this reading comprehension worksheet, students read a one paragraph text about grapefruit. Students answer one multiple choice question.

In this farm vocabulary activity, learners learn 15 words pertaining to farming, agriculture and farm animals. Students read definitions for each word. There are no questions to answer.

In this food chain worksheet, students follow a set of 9 steps to create a food chain poster. Page has no additional activities.

An explanation of the differences between bacteria and viruses. Further details are given showing that not all bacteria are bad.

Explore some different harmful and helpful bacteria.

Explore the different types of bacteria reproduction.

Learn about different types of bacteria and the ways they get nutrition.

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

Microbes are everywhere in our environment, but for the most part they escape our notice. This project shows you how to safely culture and study common bacteria from your everyday surroundings.

Describes research to create bandages that contain an antibiotic. The bandages fool bacteria into attacking them, which releases the antibiotic and attacks the bacteria.

There are battles that are fought each day on the planet. The invading forces are those of viruses and bacteria. Left alone they would take over and destroy every cell! It is up to some key defense systems to battle and destroy these...

Antibiotic resistance describes a bacteria's ability to survive while being exposed to antibiotics. Topics explored are the following: How does antibiotic resistance develop exactly?; How do we measure antibiotic resistance?; How...

Very thorough description of different organisms involved in decomposing organic material through composting. Includes actinomycetes, bacteria, fungi, and a variety of macro-organisms which also function as decomposers. Also discusses...

Describes the characteristics of Archaea, Bacteria, and Eukarya, the three domains of life.

The human immune system has various ways of responding to an infection caused by bacteria or viruses. Our bodies produce proteins (antibodies) that are highly specific for the infectious agent as a part of our "humoral" immune response....

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....

A complete learning module on microbial diversity that includes a downloadable textbook chapter, teacher guide, and lesson activities. The chapter can also be viewed online. In addition, there are animations, images, a video, and...

A comprehensive food safety site including information on food poisoning, food safety tips, a food safety quiz and a site for educating children on food safety.