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Sour Milk Experiment
Students experiment with milk to understand the importance of pasteurization. In this pasteurization lesson, students learn background knowledge about bacteria in milk and the process of pasteurization. They complete an experiment to see...
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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.
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Micro-organisms
Sixth graders explore the world of micro-organisms. In this science lesson plan, 6th graders discover additives which will deter micro-organism growth.
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Microbe Experimentation: Sour Milk
Sixth graders design and conduct an experiment with milk to investigate how temperature affects bacteria growth. They, in groups, construct a hypothesis, perform the experiment and then record and present the results.
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Germs and Preventing Illness: An Inner and Outer
First graders looks at germs through a microscope and identify two that can make us sick. They compare their mouth before and after they brush their teeth and practice proper hand washing techniques. They study the impact of Edward...
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Temperature Affects The Heart Rate
Students relate heart rate and development to environmental conditions through experiment. In cooperative groups, students record the heart rate in developing zebra fish. Groups create a standard curve to predict the temperature at...
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DNA Extraction From Onion
Students extract DNA from an onion using household equipment and supplies.
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TIN CAN TREAT
Students conduct an experiment where they will change a liquid dairy product into a solid. They review the definitions of liquids and solids. Students are given an example of each. They are divided into groups of four, each group is...
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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.
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DNA: The Search for the Genetic Material
Students study the history of DNA and how to extract it. In this genetic lesson students complete a DNA experiment using bacteria.
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Biological Succession in a Microecosystem
High schoolers 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...
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Plant Pigment Chemistry
Young scholars discover the roles of pigments present in leaves. They extract and isolate pigments present in autumn leaves using a thin layer chromatography. Very nice lesson and lab!
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The Conceptual Theory of Chromatography
Students conduct a lab to determine the best way to separate a variety of mixtures choosing between paper, thin layer and column chromatography. They use chromatography techniques to identify unknown substances and submit a lab report on...
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Generate a Calibration Curve for Chlorophyll a
Students measure and graph the absorbance of light by chlorophyll at a specific wavelength versus chlorophyll concentration. They are given an unknown and determine its concentration from their calibration curve. Students become familiar...
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Obtain a visible spectra of chlorophyll a
Students become familiar with the concept of spectroscopy or the study of the interaction of matter with electromagnetic radiation. They prepare solutions and measure absorbance at different wavelengths. Pupils comprehend that mater and...
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Microbe Experimentation
Seventh graders study microorganisms in their environments by experimenting with milk products. In this microbes activity, 7th graders read background information about microorganisms in yogurt and soured milk. Students then follow a...
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Introduction to Biology
Students study cell theory and the link between it and technology. In this cell theory lesson plan students examine the importance of cell theory.
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Can Bacteria Arise from Non-living Things?
Fourth graders, in groups, determine whether bacteria arises from non-living things,
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Isolation of Synthetic Chemicals from Plant Leaves
Learners isolate and identify a dye, which represents a synthetic pesticide, from plants.