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Lesson Plan
Curated OER

Marshmallow Geometry

For Teachers 3rd - 6th
In this three-dimensional shapes geometry instructional activity, learners identify geometric solids and name their properties. They define "face," "edge," and "vertex," and construct geometric solids using marshmallows as vertices and...
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Lesson Plan
Curated OER

Geometry and Shapes

For Teachers 9th - 12th
High schoolers discuss and identify polygons and lines. In this geometry lesson, learners review liner, square and cubic units so they can incorporate it into the lesson on measurement and creating packing that are cost effective.
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Lesson Plan
Captain Planet Foundation

Frog Garden Party! Toads and Triangles in the Math Garden

For Teachers 4th Standards
It's frog party time! With frog banners, frog juice, and a triangle hunt, your garden party is sure to be both entertaining and educational. The lesson plan connects geometry, earth science, and delicious snacks to teach kids about...
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Lesson Plan
Alabama Learning Exchange

Origami Geometry

For Teachers 2nd - 5th Standards
Origami is an excellent way to combine Japanese culture, art, and geometric shapes into one engaging instructional activity! Scholars begin by listening to the story Sadako and the Thousand Paper Cranes and learn the origin of the...
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Lesson Plan
Curated OER

Garden Variety Geometry

For Teachers 9th - Higher Ed
A home improvement plan can help adult learners preparation for the GED exam. They review vocabulary, prepare diagrams, complete a worksheet, calculate perimeters and analyze how to approach a story problem. They identify many geometry...
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Lesson Plan
Curated OER

Line Construction

For Teachers 9th - 11th
In this geometry worksheet, students construct perpendicular and parallel lines through a given points using a straightedge and a compass. There are 5 questions with an answer key.
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Lesson Plan
Curated OER

Parallel and Perpendicular Line Construction

For Teachers 9th - 11th
In this geometry worksheet, students construct parallel and perpendicular lines given a straight edge and a compass. Their lines pass through a given point. There are 4 questions with an answer key.
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Lesson Plan
EngageNY

Mid-Module Assessment Task - Geometry (Module 1)

For Teachers 9th - 10th Standards
How do you prepare class members for the analytical thinking they will need in the real world? An assessment requires the higher order thinking they need to be successful. The module focuses on the concept of rigid transformations...
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Activity
Curated OER

Inscribing a Square in a Circle

For Teachers 9th - 11th Standards
Inscribing a square in a circle brings up a number of interesting geometry topics including triangle congruence and how to prove a quadrilateral is a square. This activity is followed up by finding the area of the square and determining...
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Lesson Plan
EngageNY

Copy and Bisect an Angle

For Teachers 9th - 10th Standards
More constructions! In this third installment of a 36-part series, learners watch a YouTube video on creating door trim to see how to bisect an angle. They then investigate how to copy an angle by ordering a given list of steps.
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Lesson Plan
EngageNY

Dividing the King’s Foot into 12 Equal Pieces

For Students 9th - 10th Standards
Apply, apply, apply! A measurement lesson plan applies a number of concepts to help learn a new construction. Scholars learn to divide a segment into n equal parts using a method that uses the Side Splitter Theorem and a method that...
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Lesson Plan
National Council of Teachers of Mathematics

Stitching Quilts into Coordinate Geometry

For Students 8th - 11th Standards
Who knew quilting would be so mathematical? Introduce linear equations and graphing while working with the lines of pre-designed quilts. Use the parts of the design to calculate the slope of the linear segments. The project comes with...
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Lesson Plan
Discovery Education

Discovering Math: Exploring Geometry

For Teachers 6th - 8th Standards
Apply geometric properties and formulae for surface area and volume by constructing a three-dimensional model of a city. Learners use similar and congruent figures and transformations to create a city of at least 10 buildings. They trade...
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Assessment
Inside Mathematics

Hopewell Geometry

For Teachers 9th - 12th Standards
The Hopewell people of the central Ohio Valley used right triangles in the construction of earthworks. Pupils use the Pythagorean Theorem to determine missing dimensions of right triangles used by the Hopewell people. The assessment task...
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Lesson Plan
Curated OER

Exploring Geometry on the Sphere

For Teachers 9th - 10th
In this geometry worksheet, students define important vocabulary dealing with circles. They measure cricles to the nearest degree. There are 11 word problems to be solved.
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Worksheet
Mt. San Antonio Collage

Elementary Geometry

For Students 9th - 12th Standards
Your class may believe that geometry is a trial, but they don't know how right they are. A thorough math lesson combines the laws of logic with the laws of geometry. As high schoolers review the work of historical mathematicians and the...
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Workbook
1
1
University of Utah

Geometry: Angles, Triangles, and Distance

For Students 8th Standards
The Pythagorean Theorem is a staple of middle school geometry. Scholars first investigate angle relationships, both in triangles and in parallel lines with a transversal, before proving and applying the Pythagorean Theorem.
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Lesson Plan
Curated OER

Constructions, Sketches, and Drawings

For Teachers 9th - 12th
Students explore the concept of constructions, sketches, and drawings. In this constructions, sketches, and drawings instructional activity, students discuss the differences between constructions, sketches, and drawings through teacher...
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Lesson Plan
Curated OER

Conics in Geometry

For Teachers 9th - 12th Standards
High schoolers analyze characteristics and properties of two and three-dimensional shapes in this geometry activity. They follow detailed directions to use the Cabri Geometry II Application on their TI-89 calculator to construct a...
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Lesson Plan
Curated OER

Motion Geometry

For Teachers 2nd
Second graders experiment with slides, flips and turns to understand motion geometry.  In this motion geometry instructional activity, 2nd graders navigate interactive motion geometry sites. Students  illustrate the results of motion...
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Lesson Plan
Curated OER

Bisector Construction

For Teachers 10th
In this geometry worksheet, 10th graders construct parallel and perpendicular lines using a compass and a straight edge. There are 4 construction questions with an answer key.
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Worksheet
Curated OER

Downtown Landmarks: Geometry on Firstside

For Students 4th - 6th
In this geometry worksheet, students outline at least one example of each of the eighteen geometry shapes and figures listed in the photograph Firstside.
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Lesson Plan
Texas Instruments

Traditional Copy an Angle - Compass Construction Using Cabri Jr.

For Teachers 6th - 12th Standards
Learnerss explore geometric construction in this geometry lesson. They will investigate the traditional construction for copying an angle using Cabri Jr. in lieu of paper and pencil construction. The lesson encourages learners to explore...
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Lesson Plan
Curated OER

Geometry and Spatial Sense

For Teachers 6th - 8th
Students investigate geometric shapes in 2 and 3 dimensions.  In this geometry lesson, students create a model chocolate factory working in groups and using an actual cake.  Students take a quiz about measurement equations dealing with...

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