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Creating Fractals
Students solve problems using fractals. In this geometry lesson, students identify properties of fractals. They find patterns in their surroundings and relate it to the real world and math.
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As the Bird Flies
Learners investigate the properties of lines and congruent triangle theorems as well as apply geometric properties and relationships to real-world mathematical problems. Given two different scenarios, they examine maps that have been...
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Isosceles Triangles
Students identify the properties of an isosceles triangle. In this geometry activity, students find the midpoint, median and angle bisector of a triangle. They construct angle bisectors and measure missing angles.
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Analyzing a Graph
Collaborative groups utilize their knowledge of parent functions and transformations to determine the equations associated with graphs. The graph is then related to the scenario it represents.
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Slope Right Up
Students use triangles to find the length and slope of each side. After connecting the vertices, they add points based on their specific instructions. They use the Pythagorean Theorem to complete a worksheet to end the lesson.
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Boarding of Symmetrical Shapes
Second graders use geoboards to model polygons and to practice finding lines of symmetry.
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Symmetrical Journals
Learners examine the concept of symmetry by studying the symmetry of symbols in a wall painting and creating journals with a symmetrical design. After a class review of symmetry and identifying the line of symmetry in several objects in...
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Upside Down and All Around
Second graders discuss what a line of symmetry is, then demonstrate how to fold shape cutouts to generate lines of symmetry. They demonstrate slides, flips, and turns with objects, and write explanations of changes they observe in pictures.
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Mine Is! Is Yours?
First graders engage in a lesson plan which teaches the concept of symmetry through the use of letters in the student's name. They use a piece of yarn to see if they can make symmetrical pieces out of their own names.
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Let the Light Shine Through!
Students display knowledge of line of symmetry by designing a geometric stained glass window pattern.
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THE MEAN INDEX CARD
Middle schoolers cut an index card to create three similar right triangles and explore the congruencies and proportions that exist. They investigate the properties of lines and concepts of congruency, similarity, tangency and symmetry of...
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Geometry in Tessellations
Students examine tessellations and their geometric properties. Students also develop a better understanding of lines, planes, angles, and polygons.
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Geometric Transformations
Learners examine images and preimages of a mapping and identify isometry. They view images by M.C. Escher, observe teacher demonstrations, and create a translation image, a rotation image, and a dilation.
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Quadratic Functions
Students graph quadratic equations on paper and check their results on the graphing calculator. They predict the direction of the graph and the vertex point. Students use the vertex, axis of symmetry and knowledge of which direction the...
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Absolute Value of Linear Functions
Students identify and interpret how absolute value affects linear functions. They also graph linear functions and reflect them in a line of symmetry. Finally, students evaluate the absolute value of a constant using technology to...
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Geo Jammin' By DeSign - Day 4, Lesson 22: Authentic Design
Students explore the complexity of handmade quilts and their designs by looking a real life samples.
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Circles And Cylinders
Students investigate some of the mathematical concepts involved in the study of circles. They first practice finding the circumference of a circle by finding the diameter and performing the calculation. The lesson delivery is done using...
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"Geotown" Scrapbook
Students create a scrapbook. In this geometry lesson, students use digital cameras to take pictures of geometrical concepts. Students use the pictures to create a "Geotown" scrapbook.
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Radial Design Mandala
Learners design original radial art designs.In this radial design instructional activity, students use compasses and a nature inspired idea to create radial art. Learners understand the use of symmetry, balance and design shapes in...
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The Very Busy Spider-Pattern
Students explore two- and three-dimensional shapes. In this very busy spider lesson, students read the story and then create a spider web pattern of their own. The webs must use a symmetrical pattern. Additional activities...
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Camping with a Triangular Prism and Its Net
Students differentiate triangular prisms from other prisms using nets. In this geometry lesson, students define the properties of a triangular prism and its symmetry. They build a triangular prism moving lines around.
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Geometric Construction
Seventh graders investigate some concepts associated with geometric shapes. They study the bisector segment and the perpendicular line to a given line. Students conduct analysis with the goal of deepening observation and deduction...
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Mirror Tool
Young scholars define properties of polygons. In this geometry lesson plan, students differentiate between similar and congruent polygons. They identify and use the properties of solids to solve problems.
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Graphs and Transformations of Functions
Is it possible to solve quadratic equations by factoring? It is, and your class will graph quadratic equation and functions too. They perform transformation on their graphs showing increasing and decreasing intervals, domain, and range....