Curated OER
Exponential Functions: Half Life and Doubling Time
High schoolers investigate the concept of exponential functions and how they increase in size over time. They simplify the functions in order to find the solutions that are possible and perform analysis of the curved line that is...
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Newton's Third Law and Aircraft Propulsion
Students research propulsion, graph data, and interpret the results.
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Forces and Acceleration
Students discover the relationship between force and acceleration in a skateboard experiment. In small groups, they attach a spring balance to a skateboard and pull a group member across the floor using a constant amount of force. They...
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Tracking Sunrise and Sunset
Middle schoolers collect, record, and graph the sunrise and sunset times. They explain how the relationship between the tilt of Earth's axis and its yearly orbit around the sun produces the seasons.
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Random Number Generators And Probability, Will the Wings Win??
Learners participate in probability experiments and simulations while modeling and solving problems. They examine how to use the random number generator on a graphing calculator using examples from their local hockey teams.
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Skittles and Springs
Students experiment to discover the relationship between the stretch of a spring and the amount of weight attached to the spring using Skittles. They use a CBR and a graphing calculator to gather data.
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High School Mathematics Problems from Alaska: Problem Setup and Pattern Recognition: Sunrise in Barrow, Alaska
Learners make predictions using given data, writing a linear equation from given data, and using a linear equation to predict later behavior.
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Flow Rates of Faucets and Rivers
Learners work together to discover the flow rates of faucets and rivers. They relate their results to engineering and applied science concepts. They make predictions on the flow rate of a nearby river in their local community.
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The Effects of Color on Heat Absorption And Climate
Students conduct an experiment to determine the effects of soil color on its day and night time temperatures. In small groups, they prepare dishes of black soil, brown peat moss, and white sand. They record the temperature changes when a...
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Exercise Those Statistics!
Students participate in various activities, measuring their pulse rates and recording the data. They analyze the statistical concepts of mean, median, mode, and histograms using the data from the cardiovascular activities.
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Sampling Snoops
Students practice formulating a hypothesis and designing an experiment to test the hypothesis. They identify several sampling techniques they can use to test their hypotheses.
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Checking County Numbers
Learners use their county's information page to gather information about their community. Using the information, they create graphs from the tables provided and interpret the data. They write a paragraph showing their interpretation of...
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Geoboard Area
Students explore the basic geometric shapes and geometric shape vocabulary through the use of geoboards and virtual geoboards. They create a variety of shapes with a partner, build ten different rectangles on their geoboards, and...
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Anything I Can Do You Can Do Better
Students complete a two-week unit involving design and construction concepts. They watch a PowerPoint presentation about geometric shapes, draw the fourteen shapes incorporated in bridge construction, and in small groups design, build,...
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Tall Tale Rollers
Students explore American tall tales. For this tall tale lesson, students discover the six characteristics that are included in tall tales. Students survey their class to find each student's favorite tall tale character and organize the...
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Pendulum Lab in 9th Grade Physical Science
Ninth graders conduct experiments to determine what affects the rate of a pendulum's swing. Working in small groups, they identify an independent variable to study and create an experiment to test their hypothesis. When tests are...
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My Family Tree
Students create a family tree. In this ancestry activity, students research a country that one of their ancestors is from. Students interview a grandparent and map out a family tree.
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Ready for Roots
Fourth graders sort seeds and predict what conditions are needed for them to germinate. They keep the seeds moist, observe and measure their growth and graph the results. As the seeds start to grow students compare and contrast the each...
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How's The Weather?
Students make a box and whiskers plot using the TI-73 graphing calculator. Each student would have their own calculator but they would work in small groups of two or three to help each other enter the data and make the plots.
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Comparing Roots After Rotation of Ninety Degrees
Students conduct an experiment and use different measurements of a single root to illustrate the mechanism of plant movement.
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Weather Lesson
Students discuss the weather conditions. They read thermometer, rain gauge, barometer, and wind direction and speed. They record observations of weather conditions and enter information into data base on the computer.
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Properties of Matter
Ninth graders explore the molecular structure of matter and how it can affect the physical characteristics of a specific material. They demonstrate that isotopes of an element have different masses. Students demonstrate that the rates of...
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Why Doesn't My New Shirt Fit?
Students test Leonardo da Vinci's view of the human body by measuring various body parts using a tape measure. They create a data table and a scatter plot and then analyze and interpret the results using a graphing calculator.
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Patterns Everywhere!
Learners recognize and demonstrate the patterning of numbers and objects in our environment. They create a pattern using geometric shapes and find a missing number in a sequence.