Curated OER
Conservation Station
Second graders, in groups, measure the volume of four containers that vary in shape and size.
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Can Bacteria Arise from Non-living Things?
Fourth graders, in groups, determine whether bacteria arises from non-living things,
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See It Settle
Students layer different types of soil in water. They are to keep a watch on how the soils react with one another in water.
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A Simple Viscosity Test
Fourth graders experiment with the viscosity of different liquids. They use a stopwatch to time the a steel ball as it drops through different liquids.
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What Does That DNA Molecule Really Look Like???
Students extract DNA from animal liver cells. They separate, collect and describe the appearance from the extracted DNA while role playing as an intern in a city's forensics.
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Graph the Density of Fruit
Fifth graders review the definition of mass and volume. They calculate and graph the density of various types of fruit while working in groups on a spreadsheet program. They look at how size of the fruit can be similar but the weight is...
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Water Water Everywhere and Not a Drop to Drink!
Learners describe limitations of fresh water resources on ships at sea. They realize the value of fresh water on the ocean and around the world. Students gain a knowledge of the process and economic cost of desalinization.
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Metrics in the Home and in the Store
Learners investigate metric measurement. In this geometry lesson plan, students discover metric measurements of everyday objects as they compare them to US measurements.
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What Does Greatest Common Factor Mean to Me?
Learners see a demonstration of the concept of factors through modeling. They do an activity that help them explain further the concept of common factors and greatest common factor.
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Physical vs. Chemical Change Lab
Students recognize both a physical and chemical change in different substances. They determine which particles actually changed into different substances, and explain if it represented a physical or a chemical change.
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Organic Matter in Soils
Students examine soil samples for the presence of organic matter. They determine which soil sample from their area contains the highest amount of organic matter.
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Am I Neutral? pH Properties in Soil
Middle schoolers participate in a science lab to determine the pH of three different soil samples. Students conduct an experiment by creating a question, a hypothesis and then an investigation of soil samples. Then they compare colors...
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Science: Testing Water for Toxicity
Students investigate the potential toxicity of water samples using California blackworms to test water quality. They observe the worms' behaviors in different water samples and determine which sample has the highest toxicity. At the...
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To Float or Not to Float - A Lesson on Density
Students define density in their own words. In this physics lesson, students calculate density using mass and volume. They explain why some objects sink and some float.
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Galapagos Rift Expedition Come On Down!
Students research the development and implementation of a research vessel/vehicle used for deep ocean exploration. In this oceanography lesson, students calculate the density of objects by determining the mass and volume.
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Get Down With Density
Students define density and observe that things that are less dense than water will float. Students find the density of copper, iron and aluminum
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Efficiency Means Getting More for Less
Young scholars measure water and make predictions about efficiency.
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What Does Waste Do to a River?
Students develop a graphic way of visualizing the concept of a million by utilizing what had happened to the Nashua River due to the dumping of raw sewage in 1962.
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Organic Materials in an Aquatic Ecosystem
Students evaluate the relationship between oxygen levels and the amount of organic matter in an aquatic ecosystem. They explain the relationship between oxygen levels, bacteria and the breakdown of organic matter using an indicator...
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Effects of Nitrate and Phosphate Changes on the Growth of Algae
Learners determine the effects of an increase of the amount of nitrate and phosphate levels on the growth of algae. the development of a hypothesis is encouraged and students proceed to a conclusion based on their results.
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Nature's Air Conditioner
Young scholars observe the process of transpiration in leaves. They measure how much water a leaf gives off in a 24-hour period, calculate the volume, and answer discussion questions.
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Cancer Warrior
Learners perform an experiment to determine how different salt concentrations affect the liver's ability to break down toxic hydrogen peroxide. They record and average their data which is then graphed.
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Different Types of Orange Juice Contain the Same Amounts of Vitamin C?
Students measure and compare the amount of vitamin C in orange juice samples. They discover the effects of different factors on the concentration of vitamin C. They participate in an experiment to test the orange juice.
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How Big is a Molecule?
Students estimate the size of a molecule of oleic acid. They conduct an experiment using chalk dust, water, and oleic acid, solve various calculations, and answer discussion questions.
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