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Our Food and Microorganisms
Pupils answer questions about how microorganisms can affect our food supply and how they can be controlled. The first set of inquiry activities are directed by the teacher. Subsequent activities are based on students generating their own...
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Using the Scientific Method to Determine Which Conditions Best Favor Plant Growth
Seventh graders examine how the environment can affect biological processes. They identify the best conditions for the germination of bean seeds. They record and analyze their data. They write about their observations in an essay.
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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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Evaluating Observations and Measurements
Third graders review the scientific method and how and in which steps scientists use observations and measurements. Then as a class, they hypothesize which ramp will send the car the farthest. They break into groups and send cars down a...
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TE Activity: Built to Last?
Fifth graders test the shelters that were built in a prior activity. They determine the level of durability and water resistance of these shelters through a scientific investigation.
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Map Field of Current
Students determine that moving charges create a magnetic field. They discover that the speed and direction of motion, the amount of charge, and the deflection angle observed are closely linked. A voltmeter, pendulum, and a constructed...
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Radish Seed Garden
Fifth graders explore the effects of overpopulation in an ecosystem while applying the scientific method. They discuss overpopulation and its meaning. Students as an organism competes for space in an overpopulated area. They plant...
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Air in Soil Administration Procedures
Students study soil and its composition. For this soil composition lesson, students study examples of soil during several days of aeration. Students summarize their data, organize it, and must be able to explain their findings.
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Graphing Your Motion-Day 1
Ninth graders explore the concepts of motion, velocity and acceleration through graphing their own movement using LoggerPro. They become more familiar with the computer technology. Students explore graphing in real time and graph on...
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How Can You Prevent Spoilage?
Students complete laboratory activity to discover what temperature is most effective in prohibiting bacterial growth in two percent milk. Students then write lab report detailing findings.
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How the Amount of Solar Energy Absorbed by the Earth is Dependent Upon the Earth's Position
Students investigate the angle of light and how it faces the earth. They conduct a series of investigations with the following two objectives. Students determine if the angle of light is a factor in the absorption of heat. They correlate...
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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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Soaring With Air Power
Fourth graders view a Newton's Apple show that explores glider mechanics, explore the four forces, build and fly a glider to specific guidelines. They adjust the glider for greater accuracy and distance using four forces, and assess...
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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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Gas Laws
Eighth graders use lab work and software to collect and analyze pressure and temperature data in order to illustrate the relationship between the temperature and pressure of a gas at a constant volume. They conduct a lab and organize...
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Rain Gardens for Controlling Excess Runoff
Students address the idea that human beings live within the world' ecosystems. They discuss how humans modify ecosystems as a result of population growth, technology, and consumption. Students discuss how the human destruction of...
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Seasons' Journey : Putting it All Together
Third graders complete a diagram of the revolution of the earth around the sun and write a one paragraph explanation of the factors that cause seasons.
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Seasons' Journey: As the World Turns
Fourth graders explore the earth's revolution around the sun and the changes in weather that follow this motion.
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Lotic Environment
Students assemble a classroom river model as an example of a lotic system. They control and measure biotic and abiotic information for the in-class system and compare data with a lotic system in a natural environment.
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Observing and Classifying Rocks
Fourth graders examine various types of rocks and record their properties. They collect rocks at home and bring them to school where they are mixed and distributed to groups of students. After writing their observations on...
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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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Wind Turbines
Students build their own wind turbine. In this physics lesson, students calculate the power output of their wind turbines. They evaluate their design and make the necessary modifications.
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Boy, Is That Buoyant!
Fourth graders see that salt increases the density of water and creates a condition wherein objects are more buoyant than would be expected under normal conditions. They describe the relationship between heat energy, evaporation and...
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Smog City - Part I
Students 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.