Curated OER
Exploring the Properties of Rectangular Prisms.
Students define properties of rectangular prisms. In this geometry instructional activity, students identify the relationship between two and three dimensional objects. They use Cabri technology to graph their figures.
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Exploring Properties of Rectangular Prisms
Learners explore the properties of rectangular prisms. In this geometry instructional activity, students identify properties of two and three dimensional shapes. They use Cabri technology to create polygons and solve problems.
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Medieval Mathematicians and Whimsical Windows
Third graders demonstrate their mathematical knowledge of symmetry and reflection using congruent geometric shapes while working as an artist and mathematician looking at a medieval-styled stained glass window.
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Primary Geometry
Students identity simple geometric shapes. In this early geometry lesson, the teacher introduces students to triangles, squares, and rectangles, then students identify and classify the shapes as they are found in the classroom. To...
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Polygon Sum Conjecture
Students calculate the sum of the angles of a polygon. For this geometry lesson, students use the interior angle formula of polygon based on the number of sides of the polygon. They identify the missing angle using algebra.
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A Picture's Worth
Fifth graders explore the concept of fractions. Through hands-on activities, student pairs work to create various forms of fractions. Using geometric drawings and manipulatives, they demonstrate equivalent fractions, improper...
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Lines of Symmetry
Fourth graders demonstrate lines of symmetry using polygons, pentominoes, and block letters of the alphabet. They describe, identify, and analyze characteristics and properties of geometric shapes.
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STRETCHING SPRING
Students calculate the length, width, height, perimeter, area, volume, surface area, angle measures or sums of angle measures of common geometric figures. They create an equation of a line of best fit from a set of ordered pairs or...
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Using Nets to Find Surface Area
Eighth graders explore three-dimensional objects (prisms, pyramids, cylinders and cones) to draw nets. They use the understanding of drawing nets to find the surface area of pyramids and cylinders.
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Discovering Euler's Theorem
Students identify different parts of a prism and polyhedra. In this geometry lesson, students identify the number of faces, edges and sides of polygons. They solve problems by recognizing patterns.
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Fractals Rock
Students identify the repeated sequences of a pattern. In this geometry lesson, students identify fractals in patterns and nature. They construct a fractal tree and make conjectures.
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Butterflies
Students will explore the life cycle of the Painted Lady butterfly by raising their own. They will incorporate math, science, and language arts as they graph, pattern, journal, observe, and artistically create.
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Caterpillar Connections
Third graders investigate numerical and geometric patterns and express them in words or numbers. In this algebraic reasoning lesson, 3rd graders analyze the structure of the pattern and how it changes or grows, organize information...
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Attic Red-Figure Kylix
Learners analyze floral and geometric design. In this art design lesson, students create a circular design art using floral, geometric, or anatomical designs. Learners critique their designs as a group and read the background information...
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Calder's Balancing Acts
Students learn the vocabulary of contemporary sculpture and distinguish between abstract and realistic sculpture, mobile and stabile, biomorphic and geometric. They write equations using Calder's mobiles
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Physical Education Meets Geometry
Students create geometric shapes with a jump rope. For this interdisciplinary lesson, students review the different shapes while getting some physical activity.
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Africa: Beauty is in the Eye of the Beholder
Students will create a poster showing how two different cultures strive for beauty. This lesson combines art and social studies in a meaningful way.
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Lesson Exchange: Polygons (Middle, Mathematics)
Students discover the relationship between the sides of a polygon and the number of diagonals that can be drawn from one vertex, the number of triangles that those diagonals form, and the sum of the interior angles of that polygon.
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Kente Cloths
Second graders create examples of Kente cloths using paper, markers, and paints in this multi-cultural Art lesson for the second grade. The two part lesson includes an introduction of Kente Cloth designs and can be accomplished in one day.
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Telling Time to 5 Minutes
Learners take part in various activities ranging from creating a human clock, to small group problem solving to reinforce the concept of telling time accurately to five minutes on an analog clock.
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Golden Connections
Students determine the ratio of pairs of consecutive terms in the Fibonacci Sequence. Using four different colors, they create a golden rectangle in either two or three dimensions. They use photographs to create two collages using...
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Using Coordinate Geometry by Land, Sea and Outer Space.
Students complete a table of values and plot points, as well as construct a graph on a coordinate grid. They construct two graphs on the same coordinate system, and identify the point of intersection. Students represent and record...
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Math and Native Americans
Young scholars explore how math is relevant to Native Americans. Students investigate Indian culture through geometry. They describe and create geometric polygons and patterns. Young scholars problem solve with tangram patterns to make...