Curated OER
The Captain And Lake Wilmar
Tenth graders examine the ecosystem of Lake Wilmar through three coordinated performance tasks. They first investigate the effects of pH on freshwater animals by comparing the zooplankton counts from three different areas. They then...
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Double, Double: Looking at the Effect of Change on Perimeter, Area and Volume
Students 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. Students investigate the results when the...
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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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Paper Planes
In this unit, 3rd graders investigate one variable to see if they can make a paper plane fly farther. They use scatter plots to establish a possible relationship between variables then use what they have found to make a paper plane to...
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Carbon Dioxide Heats It Up
Young scholars design an investigation to test whether vegetation in an area helps regulate the ambient air temperature. They make comparisons between the investigation and global changes in climate. In groups, they present their...
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Concurrent Lines in Triangles
Students explore the concept of concurrent lines in triangles. In this concurrent lines in triangles lesson, students work in groups to investigate properties of concurrent lines in acute, right, and obtuse triangles. Students use a...
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Movement of Objects
Ninth graders investigate motion. In this science lesson, 9th graders conduct experiments on objects to analyze motion and speed. They define motion in everyday life.
Alabama Learning Exchange
Ellipse
Students explore the concept of ellipses. In this ellipses instructional activity, they construct ellipses on their paper and follow directions on a worksheet that allow them to investigate an ellipse in more depth by looking at the...
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Probability
Students investigate probability. For this fourth through sixth grade mathematics lesson, students collect, organize and display data in an appropriate chart or graph as they calculate and apply basic probability.
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Fractions and Decimals
Students convert between fractions and decimals. In this algebra lesson plan, students investigate fractions and differentiate between largest and smallest fractions. They add fractions and decimals using a common denominator.
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Twenty Green Gates
Second graders explore mathematics by participating in a pattern building activity. In this geometric construction lesson, 2nd graders discuss a story problem in which a gate needs to be built from triangles and trapezoids up to a...
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Location, Location, Location
Students investigate the properties of triangles. In this geometry lesson, students identify the location of different polygons. They identify the different properties of triangles and polygons.
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The Dragon Curve Fractal
Students identify the properties of a dragon curve. In this geometry lesson, students identify sequences and patterns as they solve fractals. They investigate patterns found in nature.
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Graphing Trash Material
Students investigate data and recyclable materials. In this math lesson, students save recyclable materials and create a graph of the materials. Students discuss how they could help the environment by recycling.
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M & M Candy: I Want Green
Eighth graders use colored candy pieces (such as M & M's) to compare mathematical expectations and experimental probability. They pick pieces of candy randomly, and graph their results. This classic lesson never fails to engage...
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Comparing Fractions
Students investigate concepts of working with fractions. They compare different fractions and put them in chronological order. The quantities are compared as either being larger or smaller also.
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The Art and Science of Fractals
Learners explore the world of fractal images and the mathematics behind them. They explore fractal sites on the Internet. They create their own fractal designs. They publish a calendar displaying their favorite fractal art.
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What Is Engineering Design
Students investigate the concepts related to the practice of designing and building large scale buildings. They conduct research using the internet and other resources in order to apply mathematics and architectural design principals in...
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Balance or Tilt?
Sixth graders investigate the concepts of a variable, constant, expressions, and equations. They solve problems which require the interpretation of expressions in and out of equations looking for solutions. Students also use a balance...
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Data and Probability- What's the Chance?
Students investigate probability through a game. In this data lesson plan, students use dice and predictions to explore how probability works.
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Representing Rational Numbers
Seventh graders explore rational numbers. In this fractions, decimals, and percents instructional activity, 7th graders identify and compare equivalencies between fractions, decimals, and percents. Students use hands-on activities to...
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Reflections over Two Lines & Dilations
Learners create reflections over two lines. In this reflections worksheet, students compare and contrast reflections over parallel and intersecting lines. They dilate figures and investigate the effect of the dilation using measurement...
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What Goes Around
Fourth graders investigate the relationships between the area and perimeters of squares and rectangles. They calculate the perimeter of rectangles and squares using a formula. Students investigate the relationship between the perimeter...
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Concentration and Reaction Rates
Students investigate how varying the concentrations, volumes, and other factors affects reaction rates. Students design and conduct investigations to obtain data used to create graphs of an uncatalyzed reaction vs. a catalyzed reaction....