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Curated OER

Human Evolution

For Teachers 9th - 12th
Students make and use observations of Laetoli footprints to provide clues to life in the past. They collect and analyze data to study the relationship between foot length and body height.
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Lesson 3: Understanding Population Growth

For Teachers 9th - 10th
Students explain population growth in Maryland and its relationship with age structure, household growth and consumption of land.
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Do Human Practices Affect Water Quality?

For Teachers 6th - 12th
Students determine if human practices have any noticeable effects on the quality of stream life as measured by the presence of certain macroinvertebrates. They collect, preserve and identify macroinvertibrate samples and quantify the data.
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Lesson Plan
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Life in Streams and Ponds

For Teachers 9th - 12th
Students collect microorganisms, demonstrate correct laboratory/Gram stain procedure, and design and construct tables to organize data.
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Lesson Plan
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An Investigation into Effects of Rhizobium Soil Bacteria on Nitrogen Availability

For Teachers 7th - 12th
Young scholars identify the control and the variables in the experiment. They describe the growth of plants with and without nitrogen fixing bacteria, then name the bacterium responsible for making nitrogen available to the plant.
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Lesson Plan
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Physical Habitat of a Stream

For Teachers 7th - 12th
Young scholars measure in metric units and use a stopwatch, calculator. They collect data with minimal instructions after the initial pre-activity briefing, then record data in the data sheets provided.
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The Effect of Moisture on Soil Temperature

For Teachers K - 12th
Students analyze the relationship between soil moisture and its effect on soil temperature.
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Lesson Plan
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Creeping Sheets of Ice

For Teachers 7th - 10th
Students conduct scientific investigation in which they observe glacial effects on landscape, develop and explain their own theories of how glaciers change land, and demonstrate understanding and explain basic motion and force principles.
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Lesson Plan
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Mystery Spill

For Teachers 9th - 11th
Young scholars investigate the cause of birds dying in Monterey Bay. In this scientific research lesson, students use various resources, scientific investigations, and vector analysis to solve an environmental mystery.
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Lesson Plan
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Get the Picture!

For Teachers 9th - 12th
Astronomers practice downloading data from a high-energy satellite and translate the data into colored or shaded pixels. As a hands-on activity, they use pennies to simulate high-energy satellite data and they convert their penny...
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Lesson Plan
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Up, Up and Away

For Teachers 10th
Tenth graders experiment with gravity and air pressure. In this geometry activity, 10th graders build their own kits and fly it. They investigate the questions: what keeps a kite in the air and what are some important factors when flying...
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Lesson Plan
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Trends of Snow Cover and Temperature in Alaska

For Teachers 9th - 12th
Students compare NASA satellite data observations with student surface measurements of snow cover and temperature. They practice data collection, data correlations, and making scientific predictions.
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Lesson Plan
Curated OER

Weather Patterns

For Teachers 9th - 12th
Young scholars use yearly averages over a five-year period to understand weather trends for a specific area.
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Lesson Plan
Curated OER

Ions in the Environment

For Teachers 10th - 12th
Students explain the importance of the five main biogeochemical cycles. In this chemistry lesson, students discuss how ions are transported in the environment. They design an experiment to collect data on eutrophication.

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