Curated OER
Epidemiology: Graphing and Analyzing Health Data
Students graph data on fetal and infant mortality rates collected by the Centers for Disease Control and Prevention. They identify trends in the data and propose potential causes for the trends.
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Introduction to Dissolved Oxygen and Demonstration of a Simple Test Procedure
Students explain the importance of dissolved oxygen in water ecosystems. They describe the aquatic oxygen cycle and the effect of water pollution on oxygen. They make observations, collect data and draw a conclusion.
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Chemical Reactions and Balancing Equations
Students perform various laboratory activities involving chemical reactions. They write balanced chemical equations for all reactions observed using computer software.
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The Pure, The Mixture, The Unknown
Ninth graders participate in classroom discussions, demonstrations and hands-on laboratory activities about pure substances and mixtures with a focus on common household materials. They investigate: What is a pure substance? What is a...
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Scientist Simulation
Students envision the work of a research scientist, and the relationship between molecular biology and medicine. This activity allows students to imagine themselves working as research scientists by asking them to complete the end-steps...
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Electromagnets: Winding Things Up!
Students explore solenoids and electromagnets. After building an electromagnet, students use a TI Graphing calculator, a CBL 2 interface and a magnetic field sensor to measure the strength of a magnetic field. They create a graph of...
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SURVIVING A COSMIC INVASION
Students read periodicals relating to radioacitivity and interpret a Geiger Counter. They work in small groups, share information and help each other explain the Geiger Counter. They discover the relationship distance to...
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Smoothing Out the Rough Spots
Fifth graders experiment to observe the changes created on a surface by mechanical action of water with varying amounts of mineral content and abrasive qualities. They write the predictions of their outcomes and describe all of their...
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Project Geode
Students predict the appearance of a geode's internal structure based on its mass and density. They form a hypothesis based on the data they collect. They also identify common minerals found in Illinois.
Alabama Learning Exchange
What Burns When a Candle Burns? an Introduction to Using the Scientific Method
Middle schoolers use the scientific method to discover the role of a candle's wick and how radiation allows candle wax to change from solid to liquid to gas. They work in small groups to use the steps of the scientific method approach in...
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Studying Living Organisms
Students are introduced to Hardy-Weinberg Equilibrium without recourse to algebra. After participating in this activity, students gain a feeling for the significance of the Hardy-Weinberg Equilibrium without using algebra.
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Shells on the Mountain Top?
Students work in groups to remove fossils from sediments, classifying as many organisms and parts of organisms as possible into major groups. They study the data from each formation and make conclusions about the types of organisms and...
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Bacteria Pool Party
Students investigate the organisms of bacteria. They are given a culture of bacteria that can be observed under a microscope. The students make observations that are recorded. The instructional activity includes the mention of specific...
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Microwave Introduction
Students take true and false pretest, and explore and practice basic principles of microwave cooking and how to use and care for it properly while preparing foods. Students watch teacher demonstration and then prepare their own bags of...
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Waves Velocity & Particle Velocity
In this physics worksheet, students examine a single wave pulse which travels down a slinky. Then they sketch a single ring of the slinky as the wave goes by and determine whether the wave is constant or not.
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How Shocking
Students describe the characteristics of polymers and rubbers and how they improve human lives. In this shock instructional activity students build a shock absorbing structure using different polymer materials.
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Graphing Sound
Young scholars formulate an understanding of sound as a vibration and draw their graph as carefully as possible on their observation sheet. They also record how they made the sound and and a description of the sound. Finally, students...
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Molar Ratio
Pupils conduct an experiment in which they react sodium bicarbonate with hydrochloric acid to determine the molar ration between the two reactants. Students must write correct formula and a balanced chemical equation and explain how it...
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Salt and Water Divorce by a Physical Change
Pupils discuss the definitions of physical and chemical properties and changes. They vaporize a solution of salt and water, observing the sodium chloride that is left behind.
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Comparative Stream Quality
Students examine water quality on a nearby stream. They collect water samples and test for various factors, including any contamination from the treatment plant, and present their information in a Powerpoint presentation.
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Using Magnetotactic Bacteria to Study Natural Selection
Young scholars demonstrate that living organisms may possess incredible adaptations which enable them to survive. They observe bacteria that are able to orient themselves using the Earth's magnetic field and formulate a hypothesis as to...
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Nuclear Chemistry
Young scholars write and balance nuclear equations. For this chemistry lesson, students identify materials that block radiation using polymers. They collect and analyze data from the experiment.
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Developing a Local Stratigraphy
Students examine rock strata for the distribution, deposition, and age of sedimentary rock. They describe rock types in a variety of outcrops and construct a regional stratigraphy.
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Identify the Phases of the Cell
In this cell phases worksheet, 7th graders study the phases of an onion cell. Students write the onion mitosis cell phases on the lines.