Curated OER
Don’t Cry Over Spoiled Milk!
Seventh graders explore how milk spoils over time. In this biology lesson, 7th graders discover how pH changes as microorganisms enter the food and multiply. They explain the benefits of pasteurization process.
Curated OER
Keeping Milk Fresh
Students 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
Graphing Dairy Production Statistics
Students collect data about dairy production. In this geometry lesson, students formulate and model problem solving. They collect data and plot it on a graph.
Curated OER
Biological Succession in a Microecosystem
Students investigate the concept of biological succession by simulating the process in a microenvironment with various microorganisms. By engaging in a lab, students determine the factors causing succession and learn population sampling...
Curated OER
Microbe Experimentation
Seventh graders study microorganisms in their environments by experimenting with milk products. In this microbes lesson, 7th graders read background information about microorganisms in yogurt and soured milk. Students then follow a...