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Lesson Plan
Curated OER

Discovering Euler's Theorem

For Teachers 9th - 10th
Students identify different parts of a prism and polyhedra. For this geometry lesson, students identify the number of faces, edges and sides of polygons. They solve problems by recognizing patterns.
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Lesson Plan
Curated OER

Examining Geometric Solids

For Teachers 7th - 10th
Learners explore geometry by completing a math worksheet in class. In this shape identification lesson, students identify the characteristics associated with 15 solid geometric shapes. Learners identify patterns between vertices, edges...
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Lesson Plan
Pennsylvania Department of Education

Rotational Symmetry of Polygons and Other Figures

For Teachers 5th - 8th
Students explore geometry by participating in a shape rotation experiment. In this symmetry lesson, students identify the term symmetry and a list of other geometry vocabulary. Students analyze shapes as they are turned 90 degrees and...
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Lesson Plan
Curated OER

Pass It On

For Teachers 5th
Fifth graders participate in a class activity that helps them learn some geometric terms along with their definitions. They describe relationships between two and three-dimensional shapes and analyze attributes and properties of...
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Unit Plan
Cuemath

Cuemath: Polyhedron

For Students 6th - 8th Standards
Introduces the concept of polyhedrons by learning the definition, types, and where they are found. Check-out the solved examples for better understanding and try your hand at solving a few interactive questions at the end of the page.
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Activity
Wolfram Research

Wolfram Math World: Polyhedron

For Students 9th - 10th Standards
This is a detailed site with numerous links related to polyhedrons, the site explains the term polyhedron in terms of geometry and algebraic topology it briefly discusses special polyhedrons which link to other Math World sites which...
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Unit Plan
CK-12 Foundation

Ck 12: Geometry: Polyhedrons

For Students 9th - 10th
[Free Registration/Login may be required to access all resource tools.] This concept teaches students about polyhedrons, Euler's Theorem, and regular polyhedrons.
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Unit Plan
CK-12 Foundation

Ck 12: Geometry: Polyhedrons

For Students 9th - 10th
[Free Registration/Login may be required to access all resource tools.] Apply Euler's Theorem.
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Activity
University of Regina (Canada)

University of Regina: Math Central: Constructing a Polyhedron

For Students 9th - 10th Standards
Students are given instructions on how to construct a paper, uniform polyhedron in the shape of a star ball. Animation is used to show the steps to make the star ball. There are also additional modules for other shapes and discussion...
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Activity
University of Regina (Canada)

University of Regina: Math Central: Constructing a Polyhedron

For Students 9th - 10th Standards
Students are given instructions on how to construct a paper, uniform polyhedron in the shape of a star ball. Animation is used to show the steps to make the star ball. There are also additional modules for other shapes and discussion...
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Activity
Math Is Fun

Math Is Fun: Polyhedron

For Students 9th - 10th Standards
Students learn about the terminology and formulas associated with polyhedrons. The learning resource consists of definitions, images, and examples.
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Handout
University of Georgia

University of Georgia: Inter Math: Polyhedron

For Students 6th - 8th Standards
The polyhedron is defined and illustrated. Links provided for related terms, everyday examples, challenging problems, more information. There is also an interactive checkpoint involving polyhedrons.
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Unit Plan
Wolfram Research

Wolfram Math World: Convex Polyhedron

For Students 9th - 10th
This site defines a convex polyhedron in terms of vectors and matrices. A table of examples, as well as an illustration, are given. This site has numerous links to related Math World sites.
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Interactive
Math Is Fun

Math Is Fun: Animated Polyhedron Models

For Students 9th - 10th
Use this tool to see animated models of over 100 different types of polyhedra. There are five options for how they appear, and you can also see the net, 'explode' the solid so that the faces are separated, or drag it to rotate it...
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Activity
Other

Personal Site: Pyramids, Dipyramids, and Trapexohedra

For Students 9th - 10th
This site is a personal site that discusses the popular polyhedron, the pyramid. It explains that by joining two pyramids you will get a dipyramid.
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Activity
National Council of Teachers of Mathematics

The Math Forum: Crystals: Crystallography & Systems

For Students 9th - 10th
This is an exploration of polyhedron and may be used as a lesson plan. The site contains links to various crystals that are formed as polyhedron, and links to creating your own paper polyhedron. Other exciting related links on polyhedral...
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eBook
Mathigon

Mathigon: Geometry: Polygons and Polyhedra: Polyhedra

For Students 9th - 10th Standards
This lesson focuses on polyhedra; a polyhedron (the plural is polyhedra) is a 3-dimensional solid object that is made up of polygons. Euler's Polyhedron Formula: In every polyhedron, the number of faces (F) plus the number of vertices...
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Interactive
National Council of Teachers of Mathematics

The Math Forum: Studying Polyhedra

For Students 9th - 10th
This site not only defines what a polyhedron is, but it allows you to view each of the five regular polyhedra through an interactive exercise. After selecting which polyhedron you'd like to see, it will tell you its name and how many...
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Lesson Plan
Ministry of Education and Universities of the Region of Murcia (Spain)

Ministerio De Educacion Y Ciencia: Los Poliedros Regulars Y La Esfera

For Teachers 9th - 10th Standards
Interactive resources and activities dealing with properties and characteristic of the five polyhedrons and the sphere.
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Unit Plan
Annenberg Foundation

Annenberg Learner: Geometry 3 D Shapes: Polyhedra, Prisms, and Pyramids

For Students 6th - 8th Standards
An introduction to a type of three-dimensional shape called a polyhedron. See examples and play with an interactive animation, showing the faces, vertices, and edges of pyramids, which are a type of polyhedron.
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Instructional Video
Sophia Learning

Sophia: Lateral Face

For Students 9th - 10th
In this video tutoria, students will determine the lateral faces of polyhedrons. Check understanding with a quiz. [4:01]
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Instructional Video
Loyola University Chicago

Math Flix: Polyhedra Formula for Vertices

For Students 5th - 8th Standards
This QuickTime movie provides an opportunity to discover the formula for finding the number of vertices on a polyhedron. As you watch and listen to the teacher and student interact it helps clarify the thinking behind applying this concept.
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Instructional Video
Loyola University Chicago

Math Flix: Polyhedra Formula for Edges

For Students 4th - 8th Standards
This QuickTime movie provides an opportunity to discover the formula for finding the number of edges on a polyhedron. As you watch and listen to the teacher and student interact it helps clarify the thinking behind applying this concept.
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Instructional Video
Sophia Learning

Sophia: Terms Relating to Solids

For Students 9th - 10th
This lesson defines the term solid, polyhedron, edge, vertex, and face. Students watch a video tutorial and then take an online quiz.

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