Curated OER
Electricity and Magnetism: Are They Related?
Students explore electricity and magnetism. Through the use of role play, students simulate being a scientist. Experiments are performed during the simulation to discover the relationship between electric current and magnetism. After...
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Weather is Cool, Hot or Somewhere In-Between
Students access the Internet to record data on weather. They use email to answer a younger classes' questions about the weather.
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I Need Room to Breathe
Seventh graders explore how exercise affects carbon dioxide levels in exhaled air.
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The Effect of Moisture on Soil Temperature
Students analyze the relationship between soil moisture and its effect on soil temperature.
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Tree-ring Dating
Learners complete activity sheets and participate in discussions while they study dendrochronology. They determine a tree's age and recognize how the climate varied over time.
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CURRENT AND CLIMATE
Students study currents and how they have been used to plot courses for travel. They examine the ocean currents in both the Atlantic and Pacific and discuss their effect on local weather.
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Do Human Practices Affect Water Quality?
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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Yeast Cells and Their Environment
Students create their own experiment in which they have yeast cells growing in liquid environments. They examine the relationship between humans and microorganisms. They also practice using the scientific method.
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Water Density Boundaries
Young scholars create observable layers in water that represent a separation based upon density differences. They model density boundaries using differences in temperature and salinity. They, in groups, perform a meaningful experiment...
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Gwynns Falls
Students investigate the question: What is the impact of urban development and expansion on the health of a decidious forest ecosystem and humans? They examine the issue of land development by responding to a specific scenario and...
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Class Final Report - Global Sun Temperature Project
Students reflect on the data they have analyzed during the Global Sun Temperature Project. They use the project website as a resource for their observations, draft a class report and post it on the Internet.
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Weightlessness Demonstration
Students explore the concept that free-fall eliminates the local effects of gravity. They discuss what an Earth-orbiting spacecraft experience is like as well as the terminology of weightlessness. Their lab experiment commences.
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The Time of Man
Learners demonstrate visually Mankind's relative place on the earth's timeline. They familiarize themselves with the use of the metric system in measuring and producting a timeline.
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Gridding a Site
Learners make observations of effigy mounds and record them in a notebook. In groups, they must determine the scale of measurement and create their own grid to scale part of the Effigy Mounds National Monument. They also practice using...
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Decomposing Artifacts
Seventh graders participate in an experiment in which they calculate the time of decomposition of different materials. In groups, they fill bags with different materials and cover them in soil. After six months, they create a line graph...
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2 x 2
Students work together to grid a 2 x 2 meter unit using the formula for the Pythagorean Theorem. After creating the grid, they identify the location of artifacts and create a map of their location. They develop a graph and table of their...