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Lesson Plan
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Risk Assessment and Geometry

For Teachers 10th
Tenth graders study the concept of risk analysis as it relates to geometry. In this spatial relationship activity, 10th graders are provided a set of coordinates to analyze a piece of land described. Students write a description that...
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Lesson Plan
Curated OER

Crystals: Geometry and Groups

For Teachers 9th - 10th
Students discuss the importance of examining crystals and experiment growing them. In groups, they complete a project in which they use groups in geometry just like crystallographers. They practice solving the groups and proofs and...
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Lesson Plan
Curated OER

Geometry Center Games

For Teachers 1st
First graders review the placement of positional words and shapes. In groups, they travel between eight centers throughout the classroom in which they participate in various activities. They focus on concepts that are related to Geometry.
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Lesson Plan
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Geometry Shapes Playground Safety

For Teachers 9th - 12th
Students create a new playground design to present to elementary students during Playground safety week. They review basic geometry to use in observing and recording the equipment on a local playground. They research playground safety...
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Worksheet
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Geometry: Shapes-Squares, Rectangles and Triangles

For Students 4th - 6th
In this geometry worksheet, students distinguish which of eight shapes are squares, rectangles and/or triangles. Students write the name of each shape on the lines provided.
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Lesson Plan
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The Geometry of Means

For Teachers Higher Ed
For this geometry worksheet, students are given a rectangle and a square. They verify ratios when given equal perimeters or areas. Students are given adjacent squares. They find the distance between the centers, and identify the means...
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Worksheet
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Downtown Landmarks: geometry on Firstside

For Students 5th - 10th
In this geometry worksheet, students look at a picture of downtown landmarks and identify different shapes, lines, and more. Students identify 18 items.
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Worksheet
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Motions In Geometry

For Students 8th - 10th
In this motions in geometry worksheet, students draw translations, rotations, and reflections. This three-page worksheet contains examples, instructions, and 6 problems. The last page contains answers.
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Lesson Plan
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Nature of Geometry

For Teachers 4th
Fourth graders capture geometry in nature. In this nature of geometry lesson, 4th graders use digital cameras to find real life examples of geometric terms.  Students create a presentation using the digital pictures and terms with...
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Worksheet
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Geometry Definitions

For Students 8th - 12th
In this geometry learning exercise, learners match the geometry term with its definition. Students match 12 geometry terms with their definitions.
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Lesson Plan
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Geometry Journal: Classifying Solids

For Teachers 10th
In this geometry worksheet, 10th graders respond to journal prompts related to prisms and classifying solid shapes.  The two page worksheet contains nine questions.  Answers are included. 
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Lesson Plan
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Hands-On Geometry

For Teachers 10th
Tenth graders construct a variety of geometric shapes and designs using a Mira, Clinometer and Geometry Flash Cards. They complete a worksheet.
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Lesson Plan
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Geometry in Art

For Teachers 4th - 6th
Students recognize and measure geometric shapes within abstract art. They examine quilts for shapes and they each make their own quilt from squares using geometry and measurement.
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Lesson Plan
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Marshmallow Geometry

For Teachers 3rd
Third graders create 2D and 3D shapes using marshmallows and toothpicks. In this geometry lesson, 3rd graders create their shapes and document the number of faces, edges, corners, angles, and sides. They share one shape and its...
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Lesson Plan
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Similar Triangles - Geometry Exploration

For Teachers 8th
Eighth graders become engaged in a lesson in geometry to improve mathematical skills. They construct triangles, segments, and points using Geometer's Sketchpad to demonstrate how dilations of triangles and rectangles change geometric...
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Lesson Plan
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GEOMETRY UNIT

For Teachers 9th - 12th
High schoolers, through investigation facilitated by dynamic geometry software, determine geometric properties and relationships involving two-dimensional shapes, and apply the results to solving problems.
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Worksheet
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Geometry: Calculating Areas of Triangles

For Students 4th - 7th
In this geometry activity, students calculate the areas for each of the eight triangles shown and write their answers on the lines provided.
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Worksheet
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Euclidean Geometry

For Students 9th - 12th
In this Euclidean geometry learning exercise, students use a straight edge and a compass to create constructions that are possible with Euclid's Postulates. This one-page learning exercise contains two construction problems.
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Worksheet
Curated OER

Geometry Glencoe Chapter 13 Test

For Students 8th - 12th
In this Geometry Chapter 13 review worksheet, students complete 20 multiple choice questions and 1 bonus question regarding volume, dilation, and midpoint and distance between points of 3D objects.
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Lesson Plan
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Primary Geometry

For Teachers K - 2nd
Young scholars identity simple geometric shapes. In this early geometry lesson, the teacher introduces students to triangles, squares, and rectangles, then young scholars identify and classify the shapes as they are found in the...
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Worksheet
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Geometry Worksheet: Angle (4)

For Students 7th - 8th
In this geometry angle worksheet, students examine find the measurement of given angles.  This one-page worksheet contains two problems.
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Worksheet
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Geometry Problem

For Students 10th
In this geometry activity, 10th graders analyze an equilateral triangle which is divided into right triangles and determine missing lengths.  The one page activity contains one problem.  Answer is provided.
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Worksheet
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Math Worksheet: Geometry Problem (3)

For Students 9th - 11th
In this geometry worksheet, students find the missing side of a triangle within a triangle. Students use sine and cosine relationships as well as the Pythagorean Theorem.
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Worksheet
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Geometry Assessment: Solid Figures

For Students 5th - 6th
In this geometry assessment worksheet, students match the drawing of two faces of the solid to the name of the solid for six geometric figures.

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