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Chemical Weathering
Students measure the effect of water temperature on the rate of a chemical reaction, similar to the interaction of a weak acid and carbonate rock, using hot water and effervescent antacid tablets.
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Water-holding Capacity of Earth Materials
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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Barometer Investigation
Students construct a barometer to use in an experiment that they design to measure the air pressure on a daily basis. These observations of air pressure allow students to determine how weather is affected when a storm is approaching and...
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Rate of Solvation
Students 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 with...
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The Nutritional Content of Food
High schoolers are given three unknown samples and must perform two chemical tests in order to determine if the samples contains protein and/or starch. Students work with corrosive or toxic reagents.
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Apply Scientific Inquiry and Scientific Habits of Mind
Learners review the components of the scientific inquiry method. In groups, they develop hypothesis on a variety of different topics and design an investigation or experiment to test it. They share their conclusions with the class and...
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Help Wanted: A Lighting Engineer For Popular Rock Group
Students are assigned to groups, and determine each member's role in the group. They will design an experiment to determine a way to produce the three primary and five secondary colors. Students discuss color and mood. They listen to a...
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Ants In Motion
Students brainstorm ants and their characteristics in a class discussion. They observe the ants and answer question pertaining to their behavior; then they apply the scientific method in creating and investigating a problem.
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Water Quality in the Greenhills Stream
Seventh graders conduct year long study of water quality over different seasons using variety of probes, including D.O., pH, conductivity and temperature, that are attached to portable technology. Students select three data points in...
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PBS - Scientific American Frontier:Affairs of the Heart:Teaching Guide:Exploring Vessel Physics
Young scholars explore the relationship between pressure and vessel diameter. They are given an open-ended design challenge in which they engineer their own remote repair device. Students see a model that represents how elevated blood...
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Population Density
Students use the scientific method to conduct an experiment and use varied methods to gather background information. They correctly use lab equipment and prepare tables and graphs that organize, conclude, and present their findings. ...
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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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Selecting Soil For a Sports Field
In this science worksheet, students take part in a laboratory exploration looking at different types of soil. The soil is evaluated in order to fill the role of becoming a sports field.
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What is Biology?
In this biology learning exercise, students review the characteristics of life and the scientific method. This learning exercise has 19 fill in the blank, 6 matching, and 2 short answer questions.
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Acceptance Sampling
In this algebra activity, students sample food and identify acceptance sampling. They create specific plans to meet specific situations as they sample the food. There are 6 questions.
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Leaf Pack Study
Students conduct an experiment using leaf packs. In this leaf lesson plan students complete an activity in groups and complete a handout.
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Critter Encounter Chart
Students record data found at an assigned web site. In this data collection lesson, students access an assigned web site in order to complete a data chart about animals they see. They travel to different sections of the web site to find...
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Slow Times Mean Pay Cuts For Many
Learners explore the concept of a slowing economy. In this slowing economy lesson, students discuss the trickle-down effects of a slowing economy. Learners create an estimated budget for living expenses after high school. Students...
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Constructing Earthquake-Proof Buildings
Middle schoolers examine different materials and design options that can affect the durability of a building. In this investigative lesson students conduct several earthquake experiments.
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Institutional Study: Jim Crow Laws
For this sociology topics worksheet, students read and complete the narrative for the assignment that requires them to compose papers about Jim Crow laws.
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The Wheels on the Bot Go Round and Round, Part I
Learners determine how speed is measured. In this physics lesson, students design an experiment to find out if the robot's drive wheel size affects its speed. They collect data and discuss results.
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Science is Alive
Students explore the scientific method. In this science lesson, students create and conduct a science investigation for the science fair.
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Quadratic Relation and Parabola
Students identify the vertex and intercepts of a parabola. In this algebra lesson, students graph parabolas and factor quadratic equations. They perform transformation on the parabolas.
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"Go-Car" Lab
Young scholars construct a car based on directions given. In this physics lesson, students calculate average speed using distance and time information. They collect data and create a graph of distance vs. time.