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How Many Drops?
Students conduct a simple test to determine how many drops of each of three liquids can be placed on a penny before spilling over. They come up with an explanation for their observations about different amounts of liquids a penny can hold.
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Acid-Base Titration
Students determine the concentration of an unknown solution. This task assesses students' abilities to state hypothesis, develop procedures for investigation, plan for recording and organizing observations and data, collect data, create...
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Electric Circuits
Students determine the power dissipated in the combination of two resistors connected in series to a 6 volt battery. This task assesses students' abilities to develop procedures for an investigation, develop a plan for recording and...
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Friction Force
Students investigate friction force on a variety of objects such as bricks and cardboard boxes. They use a force probe to collect data on the changes in force required to drag the objects across a variety of surface types.
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Ice Cold
Students design and conduct an experiment to investigate what happens when salt and ice come together and to determine if one form of salt is better for melting ice on steps and sidewalks.
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Rate of Solvation
High schoolers test factors that may affect the rate at which sugar dissolve in water. They conduct two studies: One is to test the effect of temperature on the rate of solvation and the other is to test a factor which Students come up...
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Snell's Law
Students determine whether the index of refraction of sample of Corn Syrup meets Federal standards. This task assess students' abilities to explain the procedures for investigation, plan for recording and organizing observations and...
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Hydrated Salt
Students plan, design, and carry out an experiment to determine an empirical formula for a hydrated salt X that tell students when all the water has been removed from hydrate crystals.
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Catalase Enzyme
Students design and conduct an experiment to test their ideas about how to speed up or slow down the rate of an enzyme-catalyzed reaction. They have access to an array of physical and chemical factors that might influence enzyme...
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Car Wash
Students determine the most appropriate site for a car wash, based on each site's soil characteristics (chemical, physical) and topographic features. They perform an experiment to determine the changes to three different soil types when...
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Leaf Pack Study
Young scholars conduct an experiment using leaf packs. For this leaf lesson students complete an activity in groups and complete a handout.
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Aerodynamics
Pupils discover the basic principles of aerodynamics, including the roles and identity of natural forces involved. They examine how the force of gravity is overcome by the curved shape of an airplane wing and air pressure.
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Land Safely...
Students model the preparation needed for a soft-landing on a planet or object in space. They do this by packaging a raw egg with certain material, and dropping the egg from a given height to test the packaging effectiveness.
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Constructing Earthquake-Proof Buildings
Students examine different materials and design options that can affect the durability of a building. In this investigative lesson plan students conduct several earthquake experiments.
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Great Gravity, Batman!
Eleventh graders are introduced to the effect of gravity on plant growth. They describe the major processes and mechanisms by which plants grow, develop, and supply various products, including energy and nutrition, needed by other...
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Inquiry into Heat Loss and Insulation
Learners design an experiment to test the problem of the porridge in Baby Bear's bowl as being just right while the other porridge was either too hot or too cold. They explain the steps of their experiment and record their observations...
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Antlion Pit Building Investigation
Students design and perform an experiment related to comparing and contrasting antlion pits. Given a set of parameters, students select a hypothesis and perform observations on antlion pits. They record data and use this date to support...
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Pendulum Lab
Learners predict how changing the pendulum components affect its period. In this physics instructional activity, students calculate the period using different masses. They analyze lab result and complete assigned worksheet.
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Photosynthesis and Respiration
In this photosynthesis worksheet, 7th graders study the effects of photosynthesis and respiration in plants and animals. Students respond to 21 short answer questions.
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With Liberty and Top Soil for All
Students describe the need of plants to have water, soil and sunlight to grow. They use the scientific method when completing experiments. They identify the core democratic values that are needed for a democracy to grow and compare them...
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Scientific Investigation- Magnets
Students conduct a scientific investigation to determine if a magnet attracts paper clips through different materials. Students write out their procedures, collect data and present it in a table or chart, and analyze their results.
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Soil Sample Lab 2
Students examine each soil sample and record observations. In this biology lesson, students design an experiment to test soil flow rate. They write a lab report about the experiment.
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Air in Soil Administration Procedures
Students study soil and its composition. For this soil composition lesson, students study examples of soil during several days of aeration. Students summarize their data, organize it, and must be able to explain their findings.
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Acids And Bases -- Universal Indicator
Eighth graders design and perform an experiment that uses a Universal Indicator Color Guide to measure the strength of acids and bases. They also determine happens when acids and bases are mixed together. They decide which of three...