Curated OER
Hazards of Defrosted Food
Peas spoilage hot, peas spoilage cold: examine the bacterial growth on newly defrosted peas versus peas that have been defrosted for 24 hours. Using the session one questions in the "Microbes and Food Spoilage" PDF, learners will make...
Learning Games Lab
Testing and Adjusting pH
Pupils learn how to control food spoilage by adjusting the food's pH. They see that one of the most dangerous bacteria can grow in food if people don't handle and store food properly. Using knowledge of the bacteria's preferred pH,...
Learning Games Lab
Controlling Water Activity in Food
Food storage matters! Scholars learn how the amount of water in corn can affect its rate of spoilage. They create a control group, then test three corn samples stored in three different locations for water activity. As a result of the...
Learning Games Lab
Understanding Water Activity
How does water activity play a role in food spoilage? First, the learners think about which types of foods would be best to take on a backpacking trip based on the water activity of different foods. It then walks through why water...
Curated OER
Food Safety at the Grocery Store
Students study the connection between food spoilage and temperature control. They determine the difference between expiration, sell-by, and use by date on food. They investigate food safety practices to look for when food shopping.
Curated OER
Chapter 16, Food Biotechnology
Although the points given on these slides are valid, the visual accessibility is poor. Consequently, many viewers would be distracted or entirely unable to view the presentation. The content is a review of microorganisms and their...
Curated OER
Food For Keeps
Students explore food. For this processed and fresh foods lesson, students discover how some foods are processed and how they differ from fresh food. The complete group activities and an individual reading assignment. This lesson...
Curated OER
Foiling Spoilage
In this agricultural education learning exercise, students read 6 descriptions of bacteria that cause food spoilage. Students then read 4 descriptions of preservatives that can be used to prevent spoilage. The learning exercise is...
Curated OER
Food For Keeps
Students investigate the concept of food preservation. They use the internet to conduct research, specifically the methods of processing the students' favorite foods. They are introduced to the project using realia like beef jerky and...
Curated OER
Nutrition and Food Science
Young scholars examine the causes and symptoms of food-borne illnesses and ways to prevent them. In this nutrition lesson students work in teams to investigate a type of food-borne illness and present a scenario about it.
Curated OER
Fruits and Vegetables in the Food System
Learners examine the importance of local markets. In this horticulture lesson, students examine the importance of local markets and food systems that can provide profit for growers, freshness, variety and quality.
Curated OER
Keeping Milk Fresh
Young scholars identify the risks of spoilage and pathogens in fresh milk. They investigate the farmer's role in keeping milk safe to drink and identify safety procedures used in dairy farming.
Curated OER
Don’t Cry Over Spoiled Milk!
Seventh graders explore how milk spoils over time. In this biology lesson plan, 7th graders discover how pH changes as microorganisms enter the food and multiply. They explain the benefits of pasteurization process.
Curated OER
How Can You Prevent Spoilage?
Middle schoolers complete laboratory activity to discover what temperature is most effective in prohibiting bacterial growth in two percent milk. Students then write lab report detailing findings.
Curated OER
Modern Technology and Farming
Learners explore agriculture by conducting a technology conversation in class. In this food system lesson, students identify the path of food from farm to plate and view a virtual farm on the Internet. Learners complete a farming...
Curated OER
Better Butter
Students explore the process of making butter. In this agriculture lesson, students discuss how butter is made today and how it was made in the past. Students make their own butter using baby food jars and some "elbow grease."
Curated OER
Apple Science
Sixth graders explore agriculture by viewing a fruits and vegetables video clip. In this apple characteristics lesson, 6th graders discuss how fruits and vegetables deteriorate after being exposed to oxygen and identify methods to defend...
Curated OER
Mold
Students explore mold, the different types and the health risks that they pose. In this mycelium lesson students grow different molds and see which type of foods mold the fastest.
Curated OER
Who's Coming to Lunch: A Study of Mold Growth
Students participate in an experiment to determine where fungi and molds are formed, and create graphs documenting fungal growth.
Curated OER
Unit: Processing and Manufacturing: Examination Three
StudentsMatch the vocabulary terms in column A with the definitions in column B. Write the letter of the definition in column B in the space next to the terms in column A. Afterwhcich, students Write short answers or fill in the blank to...
Curated OER
Eggstra Safe Eggs
Students study about the bacteria that grow in eggs. They examine what farmers do to keep eggs safe such as providing clean environments in the chicken house.
Curated OER
Chemical Changes by Gems
Seventh graders observe that heat is produced when two substances are combined. They brainstorm how, and then experiment to find out which of two chemicals created the heat.
Curated OER
A Breath of Fresh Air! Oxygen Tolerance in Bacteria
High schoolers explore and research what pork and beans, gangrene and denitrification have in common. They summarize that they all are the result of anaerobic bacterial action. Students analyze the chemical processes that are carried out...
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