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Breaking It Down
Seventh graders explain the mechanism of digestion. For this biology lesson, 7th graders perform an iodine test to check for the presence of starch. They discuss how energy travels through the food chain.
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Environmental Limitations
Seventh graders study the environmental factors that affect population growth. In this biology activity, 7th graders create a city following certain criteria. They present their posters in class.
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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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Terrestrial Sequestration - Photosynthesis and Cellular Respiration
Students investigate how plants absorb carbon dioxide during photosynthesis. For this biology lesson, students differentiate photosynthesis and cellular respiration. They discuss the important role of plants in the environment.
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Endangered Species
Students create a postcard about endangered species. In this biology lesson, students identify how human activities endanger other species. They research and recommend ways to help protect them.
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Chlorophyll
Learners explain the importance of chlorophyll in plants. In this biology lesson, students extract chlorophyll from different plant sources using chromatography. They discover the different factors needed for photosynthesis to take place.
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Color Change in Leaves
Learners identify the different leaf pigments and colors. In this biology activity, students perform chromatography to separate them. They explain how light affects green leaf colors and causes falling leaves in autumn.
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Plant Nutrition and Nutrients
Students observe seeds growth and examine the different parts of the seedling. In this biology instructional activity, students compare the growth of seeds planted in soil and in hydroponics. They record their observations in their...
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The Discovery of Photosynthesis
Learners explore how scientists discover photosynthesis. In this biology lesson, students identify the basic requirements for photosynthesis to happen. They recreate past scientists' experiments and record their observations.
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Plankton / Phytoplankton
Young scholars discuss the importance of plankton in the ocean ecosystem. In this biology lesson, students identify the different types plankton by observing them under the microscope. They explain how plankton population affect global...
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Plant Hormones
Learners identify different plant hormones and explain their function in plant development. For this biology lesson, students investigate how IAA affect root growth. They study the history of auxin discovery.
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Plant Transpiration
Students conduct various experiments to investigate plant transpiration. In this biology lesson, students explain how this process helps maintain the hydrologic cycle. They measure the rate of water loss in plants using a potometer.
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The Role of Amyloid in Alzheimer's Disease
Students explore amyloid proteins through a series of experiments. In this biology lesson, students explain the causes of Alzheimer's disease. They identify common symptoms related to this condition.
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Antibodies
Students conduct a series of exploration activity on how vaccines and antibodies work. In this biology activity, students test how antigens and antibodies work in the body. They discuss the benefits of vaccines in promoting immune...
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Gel Electrophoresis
Learners conduct a variety of experiments to explore gel electrophoresis. In this biology lesson, explain how this process separate DNA and RNA. They discuss the practical applications of this method.
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Polymerase Chain Reaction (PCR)
Students explore how PCR works through various activities. In this biology lesson, students explain how PCR generate copies of DNA. They simulate the process using an online interactive website.
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Proteins
Students conduct a variety of experiments to explore protein. In this biology lesson, students solve a mystery by testing for the presence of glucose, protein starch and triglycerides. They explain how DNA transcription and translation...
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It's Just Right
Students conduct an experiment to determine the temperature tolerance of yeasts. In this biology lesson, students collect data and compare them by plotting graphs. They explain how extreme temperatures affect organisms.
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How Microbes Help Ecosystems
Sixth graders observe different microorganisms under the microscope. In this biology activity, 6th graders draw and describe the samples they see. They study the root nodules of plants and explain how the plants benefit from those bacteria.
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Life Underground
First graders build a terrarium in order to observe animal and plant life dynamics. In this biology lesson, 1st graders compare how organisms survive in different environments. They write their observations and analysis in their journal.
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Ecosystems Beneath the Surface
Sixth graders create a KWL chart about microorganisms. In this biology lesson, 6th graders create and label a diagram on a microbial mat. They investigate the processes involved in the carbon, oxygen and sulfur cycles.
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Displaying Populations: Jellybeans, Paper and People
Students investigate the factors affecting population growth. In this biology instructional activity, students collect data from the lab and graph them. They estimate population size using a mathematical formula.
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A Child's Journey Through Medicine
Fifth graders identify the symptoms of asthma. In this biology instructional activity, 5th graders draw and label models of heart and lungs. They conduct a survey on asthma and construct graphs based on result.
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Drawing Upon Our Five Senses
Fifth graders identify the parts and functions of the body's five senses. In this biology lesson, 5th graders create a replica of the nervous system highlighting its parts. They create a scrapbook containing information on the senses...
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