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Surveys and Samples
In this surveys and samples activity, students discover data collection techniques and write their own survey questions. Students use random sampling, convenience sampling, and systemic sampling and analyze their results.
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Samples and Stats
Students explore different methods of taking surveys and conducting polls and examine these methods for bias. They design and administer a sample survey, analyze the data and present their findings to the class.
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Recycling Survey
How many people really recycle recyclables and how do they feel about it? High schoolers create a survey to find out. Once they agree on what questions to include, they each interview four people outside of the classroom. They combine...
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Annual Wetland Plant Diversity Survey
Learners locate an area of marsh and, by measuring the total number of individual plants in a sample area, determine whether purple loosestrife population density is correlated to the total plant diversity of the community. They...
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Fisheries Research Methods
Students explore how scientists keep track of fish populations and why it is important to do so. They describe three methods currently used to sample fish populations. They participate in activities to simulate several of the sampling...
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Opinion Surveys
Students examine the factors that affect the accuracy of opinion surveys. They calculate probability and chance using data they have collected. They practice reading tables and graphs as well.
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And the Survey Says...
Eighth graders evaluate whether a certain argument is valid or invalid. In this science lesson, 8th graders discuss the importance of using unbiased evidence. They design an experiment that they can test in school.
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Technology as a Tool of Science
Students monitor streams, take stream surveys, collect chemical and macro-invertebrate and stream discharge data. Using a digital camera, students observe the percentage of various types of vegetation on the flood plan, riparian area and...
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One Square Meter
Pupils examine various ecosystems using scientific inquiry. Using the local area, they assess the characteristics and conditions in one square meter. They report their findings in the form of a survey map and data sheet. They compare...
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Air Pollution Survey
Students identify the different sources of air pollution andevaluate knowledge of air pollution concepts in school and community. Students brainstorm ways of reducing air pollution and instruct school and community in reduction of air...
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Comparing Current Chemical Water Quality Measurements with Past Measurements at a Stream Site
Eighth graders compare water quality measurements from the past to present. For this water quality lesson students complete a lab activity that includes stream samples.
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Rapid Mycological Assessment
Students examine types of mycology methods. They practice using new vocabulary and answer key questions. They complete a field survey and analyze their results.
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Measuring Water Temperature
Students measure the temperature of three water sources. They collect data points every second for twenty five seconds for each sample using Lego Robolab temperature sensors, complete a worksheet, and analyze the data.
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A Thoreau Look at Our Environment
Sixth graders write journal entries o school site at least once during each season, including sketched and written observations of present environment. They can use sample topographical maps and student's own maps. Students can use...