Curated OER
Advanced Dividing Fractions
In this advanced dividing fractions learning exercise, 5th graders solve 5 dividing fractions problems with diagrams to create a pattern of solving this type of problem.
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Conjectures and Conclusions
Students draw conclusions and make conjectures given a specific scenario. In this geometry lesson, students model real life scenarios using properties of triangles. They model number facts and explain why the outcome is what it is.
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Double, Double: Looking at the Effect of Change on Perimeter, Area and Volume
Young scholars explore perimeter, volume, and area. In this math lesson, students explore how changes in dimensions of geometric shapes affect the perimeter, area and volume of the various shapes. Young scholars investigate the results...
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Party Time
Young scholars explore the cost of a party. For this math lesson, students plan a party and determine the cost of hosting a party. Young scholars use information from grocery stores to determine the unit cost of items for the party.
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End of the Year Math Terms
In this end of the year math test activity, 4th graders complete problems including addition, division, measurement, decimals, and more. Students complete 22 problems.
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Four Fours Challenge
Second graders look at the number patterns created when tins are stacked in different arrangements. The aim of the unit is for students to keep track of the numbers involved by drawing up a table of values. They are then encouraged to...
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Rules of Sign Change
Students manipulate negative and positive numbers. In this integers lesson, students move through three activities exploring negative and positive whole numbers. A number line, cardboard function representation, and solving expressions...
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Number Line Math
Second graders use a number line to practice subtraction. In this subtraction activity, 2nd graders use a number line to count backwards. Students participate in mad math activities and solve problems.
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Graphs and Functions
Students are introduced to plotting functions on the Cartesian coordinate plane seen several categories of functions, including lines and parabolas
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Mathematical Relationships
Pupils practice graphing a linear equation and a parabolic equation. They work cooperatively to select numbers, including fractions, which they will put into ordered pairs. Students explain their process to the class, discussing what...
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The Mandelbrot Set
Students explore the Mandelbrot Set. They are introduced to the concept of a complex number and function in order to motivate the discussion of Julia and Mandelbrot sets. Students investigate fractals and how they are built.
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A Pocketful of Change
Students study the meaning, symbolism, and value of U.S. coins,
especially the quarter. They conduct a survey of coins in students'
possession, graphing the results to show frequency distribution and drawing
inferences about the U.S....
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Code Crackers
Students work in teams creating and posing math rules and trying to guess them using a formula controlled worksheet they create with Excel. Student pairs take turns to see who can crack the other's code the fastest.
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Patterns In Fractals
Middle schoolers find number patterns in the generation of several different types of fractals.
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Properties of Fractals
Students build a working definition of regular fractal, look carefully at the concepts of dimension and scale, and are introduced to logarithms. They solve simple exponential equations for the exponent both by trial and error and using...
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Code Breakers
Students collect data and make a frequency table, change ratios into percents, and analyze data to make predictions.
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Basic Math - Plan a Cruise
Learners measure distances and report them in fractions. They convert fractions to decimals and multiply decimals.
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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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Patterns in Fractals
Students explore the concept of fractal patterns. In this fractal pattern instructional activity, students use an applet about the Hilbert Curve to answer questions about rectangles and other polygons. Students derive the fractal pattern...
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Pythagorean Theorem
Students solve right triangles using the Pythagorean Theorem. In this solving right triangles using the Pythagorean Theorem lesson, students find the missing side of a right triangle. Students find the hypotenuse given two...
Pennsylvania Department of Education
Alike and Different
Learners compare and contrast objects and are introduced to a Venn Diagram. In this alike and different lesson, students make observations regarding properties of objects. Learners classify object and build ideas about variables....
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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.
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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 instructional activity very effectively demonstrates the...