Curated OER
Flying with Fractions
Students test their knowledge of the Wright Brothers and their aircraft, and compute ratio of two numbers to determine the ratio between wing span and length of aircraft.
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Capturing the Wind
Students collect and analyze data about wind speed. They build a Lego wind sail and measure the wind speed with a rotation sensor. They use software to analyze the data.
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Properties of Fractals
Students build a working definition of a regular fractal, they measure the concepts of dimensions and scale, they explore the concept of a logarithm and they attempt to solve simple exponential equations for the exponent both by trial...
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Irregular Fractals
Students study and research irregular fractals and construct a few based on their research. Students practice pattern recognition skills and plane geometry skills calculating dimensions on the Fractured Pictures activity.
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Are You Absolutely Sure of the Value?
Seventh graders develop an examineing of absolute value through real world situations. They develop an examineing of when absolute value can be used in a given situation.
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Words To Numbers
Seventh graders explore the four steps to problem solving. After observing a problem solving chart and discussing each step, 7th graders solve individually assigned word problems. Upon completion, they share their information with the...
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What's Math Got To Do With It?
Students explore numbers, computation, ratios, proportions, probabilities, statistics, and money in this six lessons unit. Practical applications in the real world are emphasized through an interactive approach to math in these lessons.
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Comparing Fractions
Students discuss the nature of fractions and compare fractions based on a similar whole to determine relative size.
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Instant Measurement Conversions
In this measurement conversions activity, students answer a set of 10 multiple choice questions. Students may click on an answer link to see correct answers.
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A McTrip Back In Time
Students pretend they are time-travellers and travel back to 1954 to a McDonald's Restaurant to see how prices have changed. They need to add and subtract money with regrouping.
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The Number Line
Eighth graders investigate the order of numbers and how they are located on the number line. They also review the symbols used to compare quantities in order to decipher simple expressions and graph them on the numberline.
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Smoking: The Real Cost
Third graders discuss the adverse effects of smoking and predict the financial cost of a smoking habit. They collect data regarding the cost of a pack of cigarettes and average packs smoked a day. They create bar graphs displaying the...
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Fraction Facts
Students explore the concept of fractions. In this fractions instructional activity, students perform basic operations such as addition and subtraction with fractions. Students play a game on the computer called 'Fraction Four' that...
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Saving Money Through Mathematics
Third graders discuss light sources and collect data about energy sources. They compare data and create a multiple line graph showing energy used by light sources for each student in the group. They present their graphs and write a...
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Determining Angle Measure with Parallel Lines
Learners observe and solve examples of corresponding angle postulates, alternate interior angle theorems, and exterior and consecutive angles. They complete the Determining Angle Measure With Parallel Lines worksheet.
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All About Ratios
Students investigate the use of multiplication and division of whole numbers to solve problems including equivalent ratios and rates.
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Cigarette Smoking
Students analyze the monetary cost associated with smoking cigarettes. They calculate the life expectancy associated with how many cigarettes are smoked a day. They complete story problems as well.
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Store Wide Sale
Students practice figuring percentages by solving written shopping problems. In this consumer math lesson plan, students read several scenarios dealing with items on sale and must figure out the new price. Students check their work...
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Addition Properties
Student study addition properties. In this addition properties lesson, pupils use multiple methods to solve various types of problems. Students illustrate and describe in various ways the Commutative Property of Addition. Pupils create...
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How Tall Is That Flag Pole?
Middle schoolers examine various triangles and discuss how similar triangles have sides that are proportional. They utilize an ancient Egyptian method to determine the height of a flagpole.
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The 3 R's of Common Denominators
Third graders are shown an alternative method of determining the lowest common denominator of two or more unequal denominators. They complete a worksheet.
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High School Mathematics Problems from Alaska: Predicting Plant Coverage
Students participate in simulation as they examine vegetation in a square meter land plot. Students construct charts and a key to make predicitons about other land plots.
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The Price Is Right - Grocery Store Prices
Eighth graders use the unit price to compare which local grocery store has the best prices. Assign students to work with a partner and a role. One person is the recorder and the other is the mathematician.
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Sloping and Intersecting a Linear Function
Learners examine and discuss typical linear equations, and the difference between a linear and nonlinear equation. They observe examples of linear equations and complete a worksheet.
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