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Lesson Plan
Curated OER

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
Curated OER

Surface Area with Polydrons

For Teachers 3rd - 4th
Students explore measurements by analyzing geometric shapes. For this surface area lesson, students identify the terms volume, weight, perimeter and area in order to find the requested measurements of specific polygons. Students utilize...
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Lesson Plan
Curated OER

Polygons And Polyhedra

For Teachers 9th - 12th
Students recognize and name two-dimensional and three-dimensional geometric figures. One group of students will extend the study of polygons to quadrilaterals while another group of students will extend the study of polygons to...
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Lesson Plan
Pennsylvania Department of Education

Geoboards

For Teachers Pre-K - 2nd
Students describe shapes to their classmates using specific properties and practice making triangles on geoboards. In this geoboards lesson plan, students use string on the geoboards.
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Worksheet
Curated OER

Applications of Hyperbolas

For Students 10th
In this hyperbola worksheet, 10th graders solve and complete 6 different problems. First, they determine the cross-section of a hyperbolic paraboloid curve. Then, students find where the cone intersects the ground in hyperbola as...
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Lesson Plan
Curated OER

3-D Topographic Maps

For Teachers 4th - 5th
Students create a 3-D topographic map.  In this map building lesson plan, students use cardboard to create a topographic map of the Catskills mountain region.
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Lesson Plan
Curated OER

Isosceles Triangles

For Teachers K - 2nd
Students investigate triangles. In this shapes geometry lesson, students define and state the attributes for equilateral, scalene, and isosceles triangles. Students locate the prefix "tri" in a variety of words and make connections with...
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Lesson Plan
Curated OER

Geo Jammin' - Day 4, Lesson 15: Geo Jingo Jivin'

For Teachers 2nd
Second graders explore how musical instruments h ave varying geometric shape, and how those geometric shapes correspond to three-dimenaional shapes that students have studied.
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Lesson Plan
Curated OER

Arti'stick Mobile

For Teachers 2nd - 6th
Young scholars examine works of stained glass in one dimensional art form then adapt it a three dimensional transparent mobile. They create their mobile using patterns of shapes and simple images from computer line art, printed art books...
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Lesson Plan
Curated OER

Faces of a Cube

For Teachers 1st - 3rd
Students identify and correctly name three-dimensional solids; cones, spheres, and cubes. In this three-dimensional figures lesson, students  build a cube by matching colored square faces to a correct word. Students then explore...
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Lesson Plan
Curated OER

Dimensional Flower Garden

For Teachers 1st - 5th
Students relate the colors in a garden to those in a rainbow by creating a multicolored three-dimensional garden portrait. They read, "Planting a Rainbow" by Lois Ehlert, then construct their garden with colored paper on white cardstock.
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Lesson Plan
Curated OER

Area Unit

For Teachers 9th - 11th
Students solve the area for parallelograms,squares, rectangles, trapezoids, and triangles. For this geometry lesson, students compare and contrast two dimensional shapes and apply their properties to solving real life scenarios. This is...
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Lesson Plan
Curated OER

Geometrically Artistic/Artistically Geomtric

For Teachers 2nd - 8th
Students identify the two-dimensional geometric shapes Lowrey utilized in the painting Untitled. Students compare the two-dimensional shapes in terms of equivalent fractions, congruency, symmetry and asymmetry. Students create their own...
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Lesson Plan
Curated OER

Space Geometry

For Teachers 10th - 11th
Students explore points, lines and planes as it relates to geometry. For this geometry lesson, students analyze space and explain wy it is 3-D and not flat or 2-D. They solve problems involving volume and 3-D shapes.
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Lesson Plan
Pennsylvania Department of Education

Making Cubes

For Teachers 3rd
Third graders explore vocabulary associated with three dimensional figures.  In this transformations lesson plan, 3rd graders create two dimensional nets for three dimensional figures.  Students become familiar with describing two and...
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Lesson Plan
Curated OER

Watching Wheatstacks

For Teachers K - 2nd
Students explore basic shapes in Monet's paintings Wheatstacks, Snow Effect and Morning. They study about light and shadows through reading and experimenting with three-dimensional models and flashlights.
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Lesson Plan
Curated OER

"Sir Cumference and the First Round Table" by Cindy Neuschwander

For Teachers 4th - 6th
Students analyze characteristics of various 2 dimensional shapes and explore their properties and use various vocabulary terms to discuss geometric relationships.
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Lesson Plan
Curated OER

Scaling Down the Pyramids

For Teachers 6th - 8th
Students construct three-dimensional models of the three pyramids at Giza. They research the building of the pyramids and record the height, base and angle measurements of each pyramid. They create a file of facts regarding the pyramids.
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Lesson Plan
Curated OER

Length, Perimeter and Area

For Teachers 9th - 10th
Learners analyze characteristics and properties of two- and three-dimensional geometric shapes and develop mathematical arguments about geometric relationship
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Lesson Plan
Curated OER

Protein Puzzles

For Teachers 9th - 12th
High schoolers examine the concept of protein structure. They read an article, construct a three-dimensional model of an insulin protein, take a quiz, conduct Internet research, and answer discussion questions.
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Lesson Plan
Curated OER

Triangles Introduction

For Teachers K - 3rd
Students explore geometry by drawing various shapes in class. In this triangle characteristics lesson, students identify the attributes that classify a shape as a triangle and practice using their bodies to create triangles in class....
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Lesson Plan
Curated OER

Symmetry that is Basic and Beautiful

For Teachers 1st - 3rd
Learners explore lines of symmetry. In this symmetry lesson, students divide and combine shapes along basic lines of symmetry. Learners explore symmetry in real life objects.
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Lesson Plan
Curated OER

Geo Jammin' - Day 3, Lesson 11: Poly Doodles All Day

For Teachers 3rd - 6th
Students explore geometric vocabulary through creation of shapes on a geoboard. They present design attributes, transfer of design, and color-coding components mix to create a fun and exciting lesson that stretches student thinking.
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Lesson Plan
Curated OER

Whatever Floats Your Boat

For Teachers 2nd
Second graders make boats by folding paper. They identify and draw shapes made during the creating process and place lines of symmetry on them. They demonstrate their understanding by completing an activity sheet imbedded in this plan.

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