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Genetically Modified Foods
Students explain what genetically modified foods are and how they are created. Students use appropriate vocabulary to describe and effectively discuss the benefits of, and potential risks of, genetically modified foods.
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Smelly Balloons
Students investigate the concept of diffusion through a membrane. They do this through the conduction of a simple experiment. Students make observations while determining if the smell of different chemicals seeps through the balloon...
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Mining Simulation
Eighth graders put their knowledge of rocks and minerals into perspective by seeing how minerals can be mined and the difficulties and costs of mining. They explore the environmental impacts of mining.
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Acid Rain
Students perform experiments to determine how different acids cause acid rain. They measure the pH of the water to calculate the water's acidity. They discover how acid rain dissolves rock materials.
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A Comparison of Polymeric Liquids with Newtonian Liquids
Students concretely illustrate and define a macromolecule, observe the unique behavior of polymers and relate to their knowledge of molecules, and use the scientific process to determine the difference between Newtonian and non-Newtonian...
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No Bones About It
Students conduct Internet research on the different parts of the skeletal system. Then they create a model arm that demonstrates how muscle and bone work together to create movement.
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Photosynthetic Pictures--Are Worth More Than a Thousand Words
Students observe and examine how carbon dioxide, water, and light produce glucose/starch through a process called photosynthesis.
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Enzymatic Action
Students observe how a cell uses an enzyme to rid itself of a poisonous substance by experimenting with hydrogen peroxide, potatoes, liver and carrots. They record the temperature and changes of the hydrogen peroxide as other elements...
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Human Epidermal Cells
Students explore epidermal cells. After following specified procedures for removing epidermal cells from their wrist, students view the cells with the use of a microscope. After creating a drawing of their observation, students label the...
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Color and Light Spectrum Demonstrations
Students explore the light spectrum. The teacher uses holographic diffraction grafting film on an overhead to demonstrate the true nature of color. After observing a vivid rainbow, students recognize that white light is composed of all...
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Fishy Frequencies
Tenth graders demonstrate that natural selection is an agent of evolution. They quantitatively apply the Hardy-Weinberg Principle to an imaginary population of fish. They utilize math and graphing skills, collecting and analyzing data,...
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Genetics the Easy Way
Students use recyclable trash to construct a Recycle Critter family. They calculate the probability of the phenotype of the offspring that two heterozygous parents produced.
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Waste Management
Students investigate the amount of trash they generate, the problems that result and possible solutions.They complete four activities regarding household trash, biodegradability, packaging, and recycling.
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Introduction to the Scientific Method
Students designs and conduct a scientific experiment that identifies the problem, distinguishes manipulated, responding and controlled variables, collects, analyzes and communicates data, and makes valid inferences and conclusions.
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Physical/Chemical Properties of a Burning Candle
Students investigate the physical and chemical properties of a candle before and after it is lit. They conduct a burning candle experiment, and complete a KWL chart and worksheet, recording the results of the investigation.
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Types of Chemical Reactions
Students conduct labs to gain an overview of chemical reactions. They observe examples of synthesis, decomposition, single displacement and double displacement reactions. They identify certain products by the use of litmus and splint tests.
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Endothermic or Exothermic That Is the Question
Students conduct an experiment to determine what happens to heat energy during a chemical reaction. They examine an endothermic reaction by observing a chemical reactions.
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Concentration and Reaction Rates
Students investigate how varying the concentrations, volumes, and other factors affects reaction rates. Students design and conduct investigations to obtain data used to create graphs of an uncatalyzed reaction vs. a catalyzed reaction....
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Celebrate Black History
Students research African-American mathematicians. In this middle school mathematics lesson, students celebrate Black History by conducting Internet research on an African-American, mathematicians or scientist. Students prepare a...
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Chemical or Physical?
Fourth graders make observations of the reactions that happens between calcium carbonate and various liquids. During the experiment the students determine if there is a chemical change, a physical reaction, or no reaction when they mix...
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Identifying Food Nutrients
Learners pretend they are a food-quality tester. They develop a kit to test food for sugars, starches, proteins and lipids. They answer questions to complete the lesson.
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Bungee Barbie
Middle schoolers discover the relationship between force and the amount of time over which the force is applied. They discover the meaning of impulse and it equals the change of momentum. Students connect things to a computer to test...
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Heat Transfer
The students construct a heating curve and explain its components. They perform calculations. They review phase changes and quantify Energy differences. They review phases of matter and their energy content.
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Plant and Animal Cells
Students investigate the difference between plant and animal cells. They observe a variety o plant and animals cells by looking at a piece of cork, an onion, elodea, prepared slides of paramecium, human bone, frog blood, and human...