Curated OER
Diffusion through Membranes
Students identify diffusion and its processes through experimentation and calculations. They also use a CBL and conductivity probe to measure the conductivity of various solutions and study the effect of concentration gradients on the...
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Describing a Chemical Reaction: Playing with Copper
Three experiments involving pennies help young chemists see the chemical reactions between copper and other elements. The first experiment is rhetorical (it prompts students to leave a bright penny out for a year) but the second two...
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Go To The Head of the Cloud
Young scholars pretend they are water droplets traveling through the water cycle. Using their text, they discover the steps in the cycle and the different paths water can take. They write a report about their journey through the water...
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The Dead Zone: A Marine Horror Story
Students graph dissolved oxygen versus depth using data taken from NECOP Program. In this marine science lesson, students explain the causes of hypoxia. They recommend possible solutions to this problem.
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Water Quality Testing
Student explore factors affecting ecosystems. They test local water samples for pH level. After creating a methodology for data collection, they collect data, compare results, and draw conclusions based upon results.
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Eutrophication Lab
Middle schoolers examine the effects of detergents and fertilizers on aquatic life and describe algae. Students define the term eutrophication as the process by which a body of water, such as a pond, lake, stream, or river, has a sudden...
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What's in the Water?
Fifth graders use the dots to simulate water pollutants in a lake. They use cups to collect a sample of "water." Students sort the dots by color and record the number of each dot color under the correct pollutant name in the Lake Water...
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Bog Science
Students study bogs. They tour, collect physical, chemical, and biological data and analyze a pristine bog community. Using the data, they draw a map and a cross section of the bog.
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Tracking Narwhals in Greenland The Ocean Unicorn
Students study the ecology, habitats, geographic range and feeding habits of narwhals. They determine at least three reasons for the decline in the narwhal populations and complete the accompanying worksheets.
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Frozen Out
Learners investigate how climate changes affect top predators in Arctic marine ecosystems. Students complete a worksheet and write a report based on their responses to a scientific paper.
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Water Pollution Lesson Plan: All Messed Up
Students map and calculate the area of the school parking lot and then the volume of water falling on the school parking lot. They map the route surface runoff will take to the nearest water body and describe the roles that human...
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What Are We?
Students list and describe three types of surface water pollutants. They observe the effects of various water pollutants on algae growth. Three causes of each surface water pollutant is listed.
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Establishing a Baseline Ecology of a Creek Ecosystem
Students investigate the physical, chemical and biological parameters necessary to establish an ecological baseline. Establishing an ecological baseline not only shows the ecological characteristics of a creek but makes the possible...
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Eutrophication Experiments
Observe two different water samples and write down observations. Write a paragraph which predicts the relative amounts of nutrients, nitrates, and phosphates in the water samples. Compare water samples under a microscope.
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What Makes a Habitable Planet?
Students list conditions necessary for humans to survive. They then mix yeast with a nutrient broth consisting of warm water and table sugar in a plastic bottle, capping it with a party balloon and compare the factors within the bottle...
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Healthy Water!?
Students test water for its quality and record their information.In this water quality lesson, students investigate water for pH, macro invertebrates and identify its characteristics. Students complete worksheets on their data for their...
Curated OER
Take a Dip: The Water in our Lives
Learners collect water samples from local freshwater sources and test for pH, dissolved oxygen, nitrates, macroinvertebrates, phosphates, and coliform bacteria in order to determine water quality for each source.
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Gas Transport
In this biology activity, students examine the transport of gases in the circulatory system and how they bond to hemoglobin.
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Water the Universal Solvent
In this water and solvent activity, students answer 20 questions about solutes, solvents, polarity in molecules, and the characteristics of water as a solvent. Students answer 3 questions about the lab they completed using temperature to...
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Photosynthesis Explored
Students observe the production of gas as an effect of photosynthesis. In this biology instructional activity, students perform an experiment with pondweed and make measurements and predictions about photosynthesis and the plant.
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Chemical Calculations
For this elements worksheet, students use the relative atomic masses of given elements to calculate the relative formula mass. Students calculate the mass of compounds from given number of moles and determine the number of moles from a...
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Save Your Breath
High schoolers discuss metabolism. In this metabolism lesson, students evaluate evidence form a research report and discuss the basis for hypothetical metabolic adaptations to low-oxygen environments in the anchialine caves.
Curated OER
Physical vs. Chemical Changes
For this chemical and physical change worksheet, young scholars are given details about chemical and physical changes. They are given 2 examples using water and salt and they identify 15 statements as chemical or physical changes....
Creative Chemistry
Making Standard Solutions
In this instructional activity for making standard solutions, learners read about making a standard solution and perform the three background calculations necessary to make one. Students then make a solution by weighing a given...