Curated OER
Stem-and-Leaf Plots
Students are introduced to stem-and-leaf plots and calculating the mean, median, and mode from the plots.
Curated OER
A Matter of Proportion
Learners measure the relative heights of the mosaic giraffe and its trainer and compare their proportions to an actual giraffe and zoo trainer.
Curated OER
The Tale of Scale
Eighth graders, using a range of data, produce three bar graphs for various scales along the y-axis.
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How Many Bears in the Forest?
Third graders model the tag and recapture of bears and use proportions to estimate the population of the bears in their forest. This is a statistical sampling method used by scientists and naturalists to determine population numbers.
Curated OER
Million Dollar Gift
Third graders create a box big enough to hold a million dollars. This is a project fun to do near the winter holidays with inexpensive gifts included in the boxes. This hands-on lesson very effectively demonstrates the concept of volume.
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Mixed Expressions and Complex Fractions
Students are introduced to mixed expressions and complex fractions. They work through several problems with the instructor and then complete a worksheet.
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N Equal Parts by Construction
Students experiment with straight edges and compasses to divide lengths into equal parts. They identify different fractions of the total length.
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Math & Social Science
Students are given data and are to calculate averages and yearly totals of how many cars travel the Tacoma Narrows Bridge. They also make a graph of the data.
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Mathematics: Budgeting
Students develop a month long budget. They use problem solving skills to adjust their budgets for unforeseen expenses. They use checks to pay mock bills.
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L'Hopital's Rule
Students discover and perfect methods of calculation based on rewriting, simplifying, and logarithmic L'Hopital when the traditional applications fail to produce a result.
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Conversions That Make Cents
Eighth graders practice calculating problems using addition, subtraction, multiplication and division. They estimate solutions to algebraic problems. They also graph their solutions.
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Cutting the Wood
Students demonstrate and describe the effect of multiplying or dividing by a fraction less than or greater than one. They create and explain a variety of equivalent ratios that represent a given situation. Students draw a picture of...
Curated OER
Solving One Step Equations
Students observe and demonstrate the step-by-step process for solving one-step equations. They view a teacher-created PowerPoint presentation, solve one-step equations, and in small groups create a PowerPoint presentation.
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Around We Go
Fourth graders investigate a range of circles, each with a different radius, diameter and circumference and assemble this information in their search for relationships.The measurement of circles and the relationships to be found within...
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Surface Area and Volume of a Cube
Students explore finding the surface area and volume of cubes and cylinders. They construct similar three-dimensional figures from a two-dimensional drawing. Students derive the formula for volume and surface area through examination...
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Paper Packaging Design
Students discuss the relationship between technology and manufacturing. They then use their ideas to construct a model of a paper board carton package. Next they view a PowerPoint presentation to learn about the history of packaging...
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Addition Review
Students explore the concept of addition as used in the subject of Algebra while reviewing the different methods using a number line. The activity includes examples for students to use for scaffolding for group work or whole class...
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Mean, Median, and Mode
Eighth graders practice using the LIST key on graphing calculators using the proper syntax. They work with the functions of mean, median, and mode in a teacher led lesson and then with a partner on a second data set. They follow...
Curated OER
Love Algebra?
Eighth graders, while in the computer lab, access a web site to help them utilize manipulatives of cups and tiles to develop the skills necessary to understand multi-step equations. They assess the relationship between cups and tiles and...
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It's a Party! Solving Multi-step Equations
High schoolers explore the concept of multi-step equations. In the multi-step equation lesson, students solve equations by the 'party method'. High schoolers make a flip book that shows the steps in solving multi-step equations.
Curated OER
Getting Graphs: Researching Genealogy-A Piece of Pie
Third graders research their genealogy. In this math lesson, 3rd graders collect data and create graphs and charts. A presentation of their findings is given.
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