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Where Have All the Glaciers Gone?
Fourth graders discover that scientists examine evidence from around the world in order to explain global climate change. They see that records of climate change exist, and describe photographs interpreting changes in glaciers over time.
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Catapults
Students are introduced to the concept of a catapult and how it is used with the help of a media presentation. They use catapults in a large, open area and record the distances objects travel. Students use the scientific method while...
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Microscopes: Is what you see, what you got?
Eighth graders identify the parts and functions of the microscope. In this biology lesson, 8th graders observe different samples under different types of microscopes. They compare and contrast the details they see.
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Balls and Ramp
Students role several balls of different weights down a ramp and into a paper cup and record how far each ball made the paper cup move. They then answer questions that help them analyze their results and reinforce the idea that energy...
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Monitoring Oxygen Level
Students measure oxygen percentages in room air and air exhaled after they perform various activities. They explore various websites, and record and analyze the data from the experiments.
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Waves, Sound, and Light
Ninth graders explain waves in terms of energy transfer and describe their basic types and characteristics. They solve mathematical problems involving wavelength and frequency. Students conduct experiments in reflection and refraction.
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Ecology and Ecosystem
Students are introduced to the concepts of ecology and ecosystems. In groups, they use the Internet to research one of six topics. They present their information to the class sharing the most interesting information they found. They...
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Weather Where We Are
Students investigate the reports of local weather. They identify types of weather data and correlate it to the conditions. Using the data students draw a picture of the current weather. They conduct the same investigation for all four...
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Discovering the Structure of the Atom
Students investigate atomic and nuclear structure of matter by researching historical atomic theories. Students examine Rutherford's studies and discover that many scientific conclusions change over time as new data is collected.
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Calculating & Graphing Using a Spreadsheet
Students use the lab apparatus to calculate the average velocity and average acceleration at several points and record the data. They use the spreadsheets to plot distance vs. time, velocity vs. time and acceleration vs. time graphs.
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Protecting the Herd
Students explain how immunizing a significant proportion of a population against a disease prevents epidemics of the disease (herd immunity). They list factors that affect the proportion of a population that must be immunized to prevent...
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Look at Those Leaves!
Students research tree leaves. In this tree leaves lesson, students observe, measure, and sort tree leaves. Students examine leaves individually, in groups, and in relationship to the entire tree.
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Investigating the Uses of Backyard Bacteria
Students discover that the answers to some of society's waste and clean-up problems may be no further than the soil beneath their feet. They perform a Gram stain on the colonies to determine some of their characteristics.
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How Do We Forecast Weather?
Third graders investigate how scientists collect weather data in order to forecast the weather. They work in small groups in order to research one type of weather technology such as, satellite images, radar, surface observations, or...
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Secret Agents of Dissolved Oxygen
Students determine the changes in different types of water in a sealed container over time. They investigate how to measure dissolved oxygen, temperature, and carbon dioxide with calculator or computer probe-ware. Students determine the...
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Selecting a Harbor: Oceanography and the Impact of Oil Spills
Students work together to determine a new site for a harbor. Using the Internet, they research the impact of an oil spill on the oceans and wildlife. They present their findings to the class and a solution to the problem.
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I Have the Solution!
Students explain how to make solutions with specific concentration. In this chemistry lesson, students differentiate acids and bases. They calculate molarity of solutions.
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Water Density Boundaries
Learners 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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Charles’s Law
Students describe the relationship between temperature and volume. In this chemistry lesson, students perform an experiment and record their their results. They use Charles' law to explain their observations.
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Don’t be a Stoic about Stoichiometry
Students review balancing chemical equations. In this chemistry lesson, students calculate moles of an unknown substance based on stoichiometric relationships in the balanced equation. They cite applications of stoichiometry in the...
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Observation and Discovery
Learners explore the basic skills guiding sound scientific invvestigation and methodology. They are introduced to a powerful scientific tool-the microscope. Students review the parts of the microscope. They discuss the inventor of the...
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Creation and Interpretation of Voter Participation Graph
Ninth graders research information about voter participation in the United States based on age. They develop generalizations about voting patterns in the U.S and use Microsoft Excel to analyze the information.
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Wondering About Saturn: A Short History
Students read an article about the history of Saturn. They complete reading comprehension tests. They examine what has been discovered on the planet.
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Prairie Project
Students complete a long-term research project on prairie grasses and forbs. They develop research questions, collect and analyze data from reconstructed prairie plots, and publish their research data on a Prairie website.