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Hop To It!
Learners explore the aspects of a frog's anatomy that allow it to be such a good jumper and jump and record the length of each jump to determine which style of jumping allows them to jump the farthest.
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What's For Lunch? A Combination Sensation!
Young scholars combine different foods to make possible lunches and determine the specific combinations of lunches that can be made from a finite set of foods.
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Estimation Investigation
Students view an interactive video to explore the concepts of estimation. They work cooperatively to measure, make comparisons, make predictions, and verify results.
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Earth Kids: Kindergarteners Taking Care of the Earth
Students explore a variety of ways of how to care for the environment in the nine lessons of this unit. They observe how to be responsible "Earth Kids."
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Frequency Distributions and Measures of Central Tendency
Twelfth graders use the Internet to research information on NFL players and construct frequency distributions from the data. They calculate the mean, medium and analyze their data.
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The Parts of Speech -- Grammar
Students discover the different part of speech. The words are color coded and should help them remember the different parts of speech.
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Putting Your Best Foot Forward
Third graders measure their feet and their parents' feet, record data on computer-generated graphs, and calculate and record mean, median, and mode.
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The Benefits of Biodiversity
Students examine the concept of biodiversity. They toss coins to determine what traits mouse parents have and the babies traits as well. They predict what would happen to the baby mice if the traits of the parents were different.
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20 Questions: Can You Stump the Machine?
Students use technology to help them think critically. They collect data related to the tool, which asks 20 questions. They discuss how the technology in the machine makes it work.
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JFK Analysis
Students examine a recent study of the JFK assassination. They review evidence provided by retired atmospheric chemist, Ken Rahn, and ballistics specialist and statistician, Larry Sturdivan, and determine whether or not they believe a...
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Changing Ramp Heights
Students conduct an experiment to determine how the change in ramp height affects the distances a ball is able to move a stationary cup. Data is collected from several trials and recorded and analyzed.
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Sets an the Venn Diagram
Students explore the characteristics of sets and Venn Diagrams. Given data, students practice determining the placement of elements in a Venn Diagram. Students discuss the correspondence between data sets and their graphical...
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Histograms and Bar Graphs
Students are introduced to histograms, bar graphs, and the concept of class interval. They use an activity and three discussions with supplemental exercises to help students explore how data can be graphically represented (and...
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Geometry and Measurement
Students view a right triangle displayed by the teacher. Students measure legs and the interior angles of the triangle. They look for a pattern or relationship between the legs and angles. Students use pegboards and string to create more...
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Yeast - A Dihybrid Cross
Learners make a yeast dihybrid cross and follow two forms of each of two traits: red growth versus cream color, and tryptophan-dependent versus tryptophan-independent.
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Grade 5: Alphabet Frequency
Fifth graders collect and organize data from writing samples, use fractions and decimals to describe the experimental data, and use the experimental results to make predictions about the frequency of letter usage in the English language.
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Divide and Conquer
Seventh graders analyze responses to different types of problems. Using pictures and diagrams, they explore and model the division of fractions. Students examine situations that call for division whether with the whole numbers or with...
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An Introduction to the Natural Logarithm (ln)
Students explore the dose response principle, an introduction to what the "natural log" (ln) is and how it behaves. They create and analyze a dose response graph.
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Is Organic Food Worth the Extra Cost?
Students calculate the amount of pesticide residue in selected foods for two
pesticides and determine if these levels are safe. They read an article about a
research study looking for metabolites of these pesticides in children. Finally,...
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Fossil Fuels and Its Effects On The World
Students explore the effects of a declining fossil fuel system would have on the world. They read the line graph and other information to answer questions about fossil fuels. Students use mathematics to analyze graphical data and...
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Discovering Pi
Students develop a formula that describes the functional relationship of the circumference of a circle to its diameter. Working with a partner, they measure the diameter and circumference of circular objects in order to discover the...
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Arthropod Data Collection
Students describe the life cycle of various bugs as well as their predators and feeding habits. The class participates in a discussion of the various methods scientists use to gather data including research and experiment. After...
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Money Circulation: A Story of Trade and Commerce
Students are introduced to the meaning, symbolism, and value of the quarter. They determine the percentage of total monetary value held in quarters and graph the results. Students infer about the U.S. Mint's distrubution of coins. They...
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Forensics 101
Students interpret how to communicate information and ideas in ways that are appropriate to the purpose and audience through spoken, written, and graphic means of expression. They use information-gathering techniques, analyze and...