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Friction- What a Drag
Students explore friction. In this friction lesson, students investigate that weight and surface type affect friction.
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An Investigation into Effects of Rhizobium Soil Bacteria on Nitrogen Availability
Students 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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What's the Matter with My Jell-o?
Students work in teams of four as they conduct four controlled Jell-O experiments over a two-day period. The Family Page extends this learning to the community by providing families with challenges to explore at home.
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Peak Flow Meter Exercise
Students investigate the concept of lung capacity. They use flow meters to measure the maximum capacity of themselves and others. The data is collected in order to make some conclusions concerning the mean of individual lung capacity....
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Investigating the Biosphere with Planetary Models
Students model the biosphere and manipulate variables affecting change and plan their experiments with the help of others. They describe their question, hypothesis, and methods of investigation.
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Using Graphs to Compare
Young scholars use the FoilSim computer simulation program, and demonstrate an understanding of the lift variables by explaining their graphical representations. They demonstrate an understanding of forces and motion.
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Night Creatures of the Kalahari
Students conduct an experiment to demonstrate how fruit fly populations are controlled by spiders. They observe a variety of environments with fruit flies and spiders and consider how vital spiders are to controlling the insect population.
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This Stuff Makes Me Sick
Students participate in a lab showing the effects of pesticides on Lumbriculus variegatus. Several extensions and variations are also included in this lesson including one which relates the experiment to how pesticides enter our drinking...
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Smog City - Part II
Young scholars create an experiment about ozone levels using a Smog City Simulation on the Internet. They complete a worksheet and study associated vocabulary.
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pH of Household Products
Tenth graders are provided with a piece of paper such as index, art, construction, or computer coating it with a universal indicator. They use cotton swabs HCl and NaOH to draw a picture repeating the same process using lemon juice and...
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Termite Trails
Students observe the behavior of termites and draw conclusions about their behavior. They record data as to termite behavior and recognize elements in the experimental design which must include a hypothesis.
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Smog City - Part I
Pupils apply an interactive smog visualization application, Smog City to see how ozone levels are related to population levels and emissions. They study associated vocabulary and complete a worksheet.
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Weather Proverbs
Learners investigate various concepts related to weather. They conduct historical research to see how the study of weather originated and the application of the latest technologies in the field. Students summarize the information with...
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Growing Corn
Sixth graders create a Venn diagram of different soil types. They plant cord seeds in clay, sand, and fertile black soils are record their growing rates. After two weeks they discuss the effects of soil types on the growth process.
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Bird Populations
students study bird migratory patterns and the methods that researchers use to study them. Students are introduced to the concepts of the study of bird movements.The skill of scientific questioning is used to find results.
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Classroom Science Fair Project
Students explore the skills and information needed to complete a science fair project. They follow guidelines to create an document their science fair project.
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Code Crackers
Students work in teams creating and posing math rules and trying to guess them using a formula controlled worksheet they create with Excel. Student pairs take turns to see who can crack the other's code the fastest.
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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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Never Push Your Pendulum
Students investigate the behavior of pendulums and identify the variables that affect it. In this pendulum instructional activity students complete a lab on pendulums, make conclusions about frequency and the period then conduct a...
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Elodea Lab
Students observe the changes between elodea leaves placed in darkness and light. In this life science instructional activity, students experiment to find evidence of photosynthesis in elodea leaves. Students use indicators to...
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Hormone-Induced Plant Propagation Lab using Carrot Root Cultures
Students evaluate the importance of hormones in living things. In this biology lesson, students experiment on carrots to differentiate how humans and plants reproduce. They collect data from experiment to answer analysis questions.
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Curveball vs. Fastball
Learners graph the relationship between the release point and the final position of curveballs and fastballs thrown by both right and left handers given a constant speed, and explain the relationships illustrated by the graphs of data.
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Lift vs. Airspeed
Learners, after reading the explanation given below, use FoilSim and a graphing calculator to complete the activity to determine the relationship between airspeed and lift of an object by interpreting data.