Curated OER
A Recipe For Success
Sixth graders explore a relevant application of ratios and proportions. They apply this concept through guided practice and interactive feedback.
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Currency Exchange
Students investigate the currency exchange rate. In this middle school mathematics lesson, student use proportions to exchange between the U.S. dollar and the euro. Students come up with a product they would like to buy and determine...
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Decimal Fractions of a Set
Sixth graders practice problem solving equations of fractions, ratios and proportions, addition and subtraction stage 6 as well as advanced additive. Emphasis is placed on decimal fractions and then they convert fractions to decimals.
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Cyclops
Students read Odysseus and the Cyclops, then complete variety of math problem solving activities. They select a possession of the Cyclops to determine what the size of the object should be in comparison to normal size.
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Using Negative Numbers
Sixth graders practice using negative numbers by completing number equations. In this math problem solving activity, 6th graders discuss the different ways negative numbers can be used in a math problem and practice completing equations...
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Space Shuttle Statistics
students are the opportunity to enhance their computation skills using real life statistics associated with the Space Shuttle. Skills emphasized include working with fractions, decimals, percents, ratios and proportions, comparing units,...
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Relative Ratios
Students discover that proportions are made up of equal ratios each containing the same building blocks. They, using the Internet, apply their knowledge of direct relationships and proportions to problems in planetary science.
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Let's Take a Trip!
Sixth graders plan a trip for a family of four choosing their travel plan by studying maps to decide upon a route and visiting Websites to get airline and travel schedules. They use ratios and proportions as well as converting fractions...
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Measuring the Earth (Eratoshenes' method)
Sixth graders engage in problem solving, communicating, reasoning, and connecting to represent and solve problems, using geometric models.
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How Tall is that Tree?
Students apply their math skills to develop an accurate estimate of the height of a tall tree. Three different methods are outlined. All grade levels should be able to perform the shadow method and the proportional method.
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From Trees to Paper
Sixth graders investigate logging and the process of paper making. For this forestry lesson, 6th graders analyze pictures of trees being processed into the paper they use everyday. Students solve and create math problems based on...
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The Good, The Bad, The Ugly
Sixth graders examine the causes of the stock market crash of 1929. In this integrated math/history unit on the stock market, 6th graders study, research, and read stocks, visit a local bank, and create a PowerPoint to show the finished...
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Fashion Sense and Dollar Wise
Students work in groups to show understanding of the relationship between fractions, decimals, percentages, and the application of ratios and proportions. In this decimals, fractions, and percents lesson, students use real life consumer...
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The Disappearing Honeybees: Tracking Honeybee Decline
Young scholars practice graphing and other math skills to track number of honeybee colonies present in United States since 1978, discuss major crops that are dependent on insect pollinators, and examine reasons for decline of United...
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What Are the Odds?
Middle schoolers identify and interpret various ways of expressing probability as a decimal, fraction, percent, or ratio. They solve problems based on probability as they apply to real world applications.
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Converting fraactions and percents
Sixth graders practice the conversion of percents and fractions. They focus on the fact of both fractions and percents are part of a whole. In the independent practice the students also work with solving proportions.
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Count on Math
Learners develop number sense up to a million. In this developing number sense up to a million lesson plan, students count their breaths in given time span. Learners use blocks representing 10's and 100's to create a million. Students...
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Balancing the Scales: Understanding Ratios
Students are introduced to the concept of ratios. In groups, they convert sets of numbers into a ratio. After practicing, they use the ratios and proportions to solve story problems. They also calculate map distances and discover map...
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Sampling Techniques
Sixth graders examine how to select samples and apply them to an experiment. In this sampling lesson, 6th graders use a bag of yellow and blue cubes to take a sample. They predict how many of each color there are the bag. They set up and...
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Scale Me Down
Young scholars create scale drawings, and ultimately scale models, of real-world objects in this Math instructional activity about ratios, proportion, scaling factors, and cross products. The instructional activity includes ideas for...
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Money Makes the World Go Around
Middle schoolers convert currency from around the world. In this math lesson, students solve exchange rate problems using Google Earth. They complete a worksheet during the simulation.
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Whirligig Lollapalooza
Using a cut-out template of a whirligig, emerging engineers experiment with flight behavior. After you teach them the concepts of force, air resistance, and lift, they discuss what variables on the whirligigs might be changed in order to...
American Institutes for Research
Data and Probability: Marshmallow Madness
Upper grade and middle schoolers make predictions, collect data, and interpret the data as it relates to the concept of probability. They work with a partner tossing marshmallows and recording if they land on their side or on their...