Worksheet
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Truncated Dodecahedron

For Students 9th - 11th
For this math worksheet, students build a truncated dodecahedron. This is a solid shape with 12 regular decagonal faces and 20 equilateral triangular faces. Students build this shape to assist in developing their cognitive and geometric...
Lesson Plan
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Orthographic Drawing

For Teachers 9th - 10th
Students investigate orthographic drawings. In this geometry lesson, students identify properties of three dimensional drawings in space. They solve problems using volume and area formulas.
Lesson Plan
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Polygons Defined

For Teachers 4th
Fourth graders explore polygons. In this polygon lesson, 4th graders sort polygons according to their properties. Students discover the connection between polygons and the Greek language.
Lesson Plan
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Platonic Solids

For Teachers 8th - 10th
Students identify different types of polygons. In this geometry lesson, students differentiate between convex and regular shapes. they identify the names of two and three-dimensional objects.
Lesson Plan
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Give It a Whirl

For Teachers 3rd - 6th
Students examine and identify polyhedron shapes on a math website. They write journal reflections about two- and three-dimensional shapes, and transform a square into a pinwheel.
Lesson Plan
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Worksheet 24 Spring 1996

For Teachers 11th - Higher Ed
In this math worksheet, students find all the vectors in three dimensional space that have the length of 4. Also, the first and third components are the same. Finally, the second component is the sum of the first and third components.
Lesson Plan
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Attributes & Nets of a Cube

For Teachers 3rd
Third graders engage in a instructional activity that focuses on the attributes and forming of a cube. They construct a cube using different combinations while comparing a square with only two-dimensions. Students fold paper while...
Lesson Plan
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Edible Geometry

For Teachers 6th - 8th
Middle schoolers examine a chart that lists the main characteristics of polygons and 3 dimensional figures. They make examples of the polygons and figures using pretzels and gum drops showing how the gum drops are vertices and the...
Lesson Plan
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3-D Figures Part 2

For Teachers 4th - 5th
Students work with three dimensional objects. In this geometry instructional activity, students examine models of spheres, cones, cubes, prisms, and pyramids, and identify them by their edges, vertices, and faces.
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. 
Lesson Plan
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Third Grade Geometry

For Teachers 3rd
Third graders describe 2D and 3D shapes. For this geometry lesson, 3rd graders watch a PowerPoint presentation showing the terms used when analyzing shapes: vertex, edge, angle, side, and face. They compare shapes to see what they have...
Worksheet
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The Geometry of Solids

For Students 8th - 10th
In this solids worksheet, students compute the volume of prisms, cylinders, pyramids, spheres and cones.  This seven-page worksheet contains approximately 68 problems. 
Lesson Plan
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Solid Figures

For Teachers 9th - 11th
Students investigate solids. In this geometry lesson plan, students use toothpicks and gum drops to solve problems. They create visuals to help them see what is happening to the shapes.
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 instructional activity, 3rd graders create their shapes and document the number of faces, edges, corners, angles, and sides. They share one shape...
Worksheet
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Build Solids

For Students 3rd - 4th
In this solid figures worksheet, students use the figures for the cube, pyramid, and rectangular prism to answer the six questions about the characteristics of solid figures.
Worksheet
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Octahedron

For Students 6th - 8th
In this math worksheet, students develop cognitive and geometric abilities. They construct a paper model of a octahedron composed of eight triangular faces, six vertices and 12 edges.
Lesson Plan
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Pyramids with Basic Bases

For Teachers 4th - 5th
Students explore pyramids. In this math lesson, students discuss where they have seen examples of pyramids. Students classify pyramids as three-dimensional figures and identify their attributes.
Lesson Plan
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Surface Area of Rectagular Prisms

For Teachers 6th
Sixth graders investigate the area of polygons. In this geometry lesson, 6th graders calculate area of prisms using geometric formulas. They work with prisms and other rectangular shapes.
Lesson Plan
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Euler Characteristic

For Teachers 9th - 11th
Students identify the different properties of Euler's Characteristics. In this geometry lesson, students identify the shape and surface a polygon. They relate the concept of Euler to solving real world problems.
Lesson Plan
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Orthographic Drawings

For Teachers 9th - 10th
Students investigate the creation of three dimensional drawings. In this geometry instructional activity, students analyze and complete orthographic drawings. They Cabri software to manipulate and move the drawings around.
Lesson Plan
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Mars Pathfinder Egg Drop and Landing

For Teachers 7th - 12th
Students construct a pathfinder that could land an egg safely. For this physics lesson, students explain the factors affecting the dynamics of falling objects. They evaluate their pathfinder design.
Worksheet
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Snub Cube

For Students 6th - 8th
In this math worksheet, students create a paper model of a snub cube. It is an Archimedean solid comprised of 6 square faces, 32 equilateral triangle faces, 24 vertices and 60 edges.
Worksheet
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Truncated Tetrahedron

For Students 6th - 8th
In this math worksheet, students read about the truncated tetrahedron and then create a paper model. It should look like a solid comprised of 4 regular hexagonal faces, 4 regular triangular. faces, 12 vertices and 18 edges.
Worksheet
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Tetrahedron

For Students 6th - 8th
In this math worksheet, students construct a paper model of a tetrahedron. They create it to have four triangle faces, four vertices and six edges.

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