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Galvanic vs. Titanic?
Students discover how galvanic exchange has contributed tot he deterioration of the Titanic. They perform an experiment in which they predict which of 2 metals deteriorate when placed in a salt solution.
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Radiation and Color
Tenth graders explore the relationship between color and heat absorption by measuring the temperature change of water in differently colored test tubes as they are exposed to a heat lamp. They work in small groups to collect data and...
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Power Plans
In this lesson, students consider what they already know about nuclear power and its uses and then examine an accident at a nuclear power plant. They then research and create reports on nuclear energy.
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Is a Pulley a Special Kind of Lever?
Fifth graders use information from their text to read and discuss pulleys and levers. They examine a top sketch of the arrangement of a fixed pulley. Working in groups, 5th graders perform experiments to test the effect of using a pulley...
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Smelly Balloons
High schoolers 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...
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Food Energy
Students compare the energy value of traditional foods eaten by indigenous people with those of modern commercial foods. They use a calorimeter to measure and calculate the amount of stored energy in various food types, and identify the...
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pH Scale, acids and bases
Eighth graders define the pH scale, acids and bases. They distinguish between acidic and basic solutions using litmus paper. Students review simple chemical formulas. They define the subscript and coefficient in terms of chemical...
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How Strong is the Solution
Students investigate the strength of solutions. In this scientific inquiry lesson plan, students examine various solutions of food color and water as they discover the concentration of the solutions by adding bleach to clear the color.
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Nature Superfish
Students examine the billfish as a predator in the ocean. In this ocean, creatures, and tides lesson, students view video clips and discuss the sea creatures and scientists in the videos. Students create their own videos. students...
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Predicting the Growth of Microorganisms
Students determine where microorganisms might be found around their school. In this scientific investigation lesson, students collect cultures from various locations and place these in petri dishes. They incubate the cultures to see if...
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Trapping CO2
Students investigate climate change and how the properties of carbon dioxide and methane play a part. In this climate lesson plan students use a chemical reaction to trap CO2 and methane.
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TOXIC TECHNOLOGY
Young scholars examine what they already know about computer recycling and cconsider how computer recycling is contributing to a global toxic waste problem by reading and discussing the article, ""Poor Nations are Littered With Old PC's,...
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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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Changes in the Copper Penny
Third graders explore the difference between a physical change in a substance and a chemical change. students study the volume, density, altering shape and chemistry of a copper penny.
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No Bones About It
Young scholars 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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Projectile Motion
Students observe projectile motion and calculate the speed of a baseball based on the time and distance traveled. They record the time, measure the distance, and draw the path of the ball's travel on a data table.
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How Stuff Is Put Together (Chemical Bonding)
Fourth graders participate in a simple experiment that shows the ratio of elements that make up water.
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Astronomy with a Stick
Learners describe the movement of the Earth as it relates to the sun and
formulate a hypothesis for the movement and the changing length of the shadow. They express the relationship between the sun and the Earth and how that causes the...
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Do Plants Need Sunlight?
Students investigate why plants need sunlight and what happens if they do not get the light they need.
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Trash Disposal Choices
Students determine the differences between reusable, compostable and recyclable trash.
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Microbiology Lesson
Students collect water samples and use a microscope to find bacteria in the samples. They categorize the different bacteria they find, determine the number of colonies there are, and predict how the bacteria levels might affect animals...
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Hot Food
High schoolers compare and contrast photosynthesis and chemosynthesis as processes that provide energy to biological communities. They investigate the energy content of hydrocarbons used in coral communities.
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Edible Soils
Students create soil profiles, including rock, clay, silt, sand, and humus, in clear plastic cups out of edible materials.
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Enzyme Labs Using Jello
Students test for the presence of enzymes in fruit and the specificity of those enzymes, as well as to identify and show the susceptibility of enzymes to certain environmental factors (temperature and pH) originating in the enzyme's...