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Activity
Curated OER

Math Challenges

For Teachers 8th - 10th
Students engage their critical thinking skills to solve challenging math problems. In these problem solving lessons, student work with tessellations, weights/measurement, reasoning, surface area, geometric shapes, and algebraic procedures.
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Lesson Plan
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Reflections

For Teachers 10th
Tenth graders perform reflections on different geometric shapes. In this geometry worksheet,students define the concept of geometric reflections and find the coordinates of the reflection on a coordinate grid.
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Lesson Plan
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Coil-Built Pueblo Bowls

For Teachers 9th - 12th
Use Native American tradition to create the context for making different cultural representations of pottery. Practice using geometrical shapes painted on the pottery, research different patterns found on Native American pottery, and...
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Lesson Plan
Curated OER

Coordinate Connections

For Teachers 6th
Sixth graders complete several activities that involve coordinates and graph paper. They visualize and identify geometric shapes after applying transformations on a coordinate plane. Finally, 6th graders draw and label a coordinate...
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Lesson Plan
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Geo Jammin' By DeSign - Day 1, Lesson 4: Transformation Station

For Teachers 2nd
Second graders manipulate triangles to discover the concepts of slides, flips and turns of a geometric shape.
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Lesson Plan
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African Mask

For Teachers 1st - 3rd
Students make masks. In this African art lesson, students review background information about African art and the use of masks. Students use geometric shapes and other designs to create their masks.
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Lesson Plan
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Quilt Squared

For Teachers 4th - 6th
Learners study West Virginia quilts. In this mathematics lesson, students use symmetry, geometric shapes, and patterns to create their own quilt square.
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Lesson Plan
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Finding Areas of Triangles, Rectangles, and Circles

For Teachers 9th - 10th
Learners find the areas of geometric shapes. In this geometry lesson students find and measure the sides, perimeters, and areas of quadrilaterals, triangles, and circles. Learners relate the measures to the others by using formulas.
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Lesson Plan
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Polyhedra

For Teachers 9th - 11th
Students analyze convex polyhedra through hands on methods. In this geometrical shapes lesson, students construct paper models of convex polyhedra and identify the different properties including the number of sides, faces and edges.
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Worksheet
Curated OER

Geometric Concepts and Polygons

For Students 9th - 11th
In this geometry worksheet, learners identify the altitude, perpendicular bisector, median, angle bisector and the area of different polygons. There are 33 problems.
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Lesson Plan
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Shapes are Everywhere

For Teachers 2nd
Second graders gain an understanding of geometric shapes and spatial reasoning. They learn the attributes of solid shapes in everyday activities. Students compare geometric shapes to everday objects, finding things that serve a purpose...
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Worksheet
Curated OER

Kindergarten Geometry: Symmetry

For Students K
The quality of the images on this instructional activity is poor, but it could be a simple way to review the principle of symmetry with young mathematicians. Students are presented with six images. They must first identify which of these...
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Worksheet
Curated OER

Kindergarten Geometry: Symmetry

For Students K
Although the quality of the images on this worksheet is poor, this might be a quick and easy way to review the principle of symmetry with young mathematicians. Students are presented with six images. They must first identify which of...
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Worksheet
Curated OER

Side Lengths of Similar Shapes

For Students 6th - 7th
In this geometric shapes learning exercise, students analyze similar shapes and find the missing length using a proportion. There are no examples.
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Lesson Plan
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Geometric Patterns and Relationships

For Teachers 5th
Fifth graders explore three-dimensional figures. As a class, they discuss the characteristics of various three-dimensional figures. In groups, 5th graders write riddles describing the geometric shape. Partners read each other's...
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Lesson Plan
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Indirectly Direct

For Teachers 4th - 8th
Students use prior knowledge of angle and lines as they conduct an experiment with a rolling marble to determine the shape of a mystery object located under a metal pie tin.
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Lesson Plan
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Dancing Polygons and Non-Polygons with Patterns

For Teachers 2nd
Second graders study movements. In this dance instructional activity, 2nd graders draw patterns selecting one to represent through movement with their body.
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Lesson Plan
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Perimeter

For Teachers 3rd - 5th
Students study about perimeter and the units used to measure perimeter using a variety of materials including their hands, feet, rulers, and computer applets. They understand such attributes as length, area, weight, volume, and size of...
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Unit Plan
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Zome System

For Teachers 4th - 6th
Get hundreds of interactive activity plans using the Zome Modeling System. Among dozens of lessons, a first exposure to similar triangles can be very visual for the learner. Here, young geometers explore the number of different shapes...
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Lesson Plan
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Plane and Solid Figures

For Teachers 9th - 11th
Students define a plane and a solid shape. In this geometry lesson plan, students compare and contrast different geometric shapes as they relate to solids. They name the geometric solids based on their sides and edges.
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Lesson Plan
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Blocks in a Sock

For Teachers 1st
First graders identify geometric solids. In this shapes and solids beginning geometry lesson, 1st graders reach into a bag and identify the geometric solid they feel. Students describe shape attributes and match two dimensional shapes to...
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Worksheet
Curated OER

Perimeter – Calculate in Units

For Students 5th - 7th
In this geometry skills practice worksheet, students solve 4 problems that require them calculate the perimeter of 4 geometric figures.
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Lesson Plan
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Transformations-Shapes on the Move

For Teachers 3rd - 8th
Students examine transformations. In this math lesson, students view and describe flips, slides, and turns. Students practice making transformations with shapes.
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Worksheet
Curated OER

Calculate Surface Area

For Students 6th - 8th
In this geometry skills worksheet, students solve 3 problems that require them to calculate the surface area of geometric figures.

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