Lesson Plan
Curated OER

3-D Figures Part 1

For Teachers 3rd - 5th
Elementary schoolers explore 3-D shapes. They transition from thinking of shapes as only 2-D. Pupils read Cinderella as a launching activity for their upcoming adventure, and explore a new world of 3-D shapes in this introductory lesson.
Lesson Plan
Curated OER

3-D Figures Part 2

For Teachers 4th - 5th
Young scholars work with three dimensional objects. In this geometry lesson, students examine models of spheres, cones, cubes, prisms, and pyramids, and identify them by their edges, vertices, and faces.
Worksheet
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Three- and Two- Dimensional Geometry

For Students 7th
In this three- and two- dimensional geometry worksheet, 7th graders solve 12 various problems related to geometric shapes and measurement. They first use paper and a pencil to sketch the front, side, back, top and bottom views of each...
Lesson Plan
Curated OER

Marshmallow Geometry

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

Exploring Projective Geometry

For Teachers 7th - 8th
In this exploring projective geometry worksheet, pupils use computer software for instruction, then answer 9 questions about 3D drawings.
Lesson Plan
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Compare 2-D Shapes

For Teachers 2nd
Second graders examine the attributes of two-dimensional shapes. In this geometry lesson, 2nd graders play a game in order to identify two-dimensional shapes and to name them.
Lesson Plan
Curated OER

Shape Hunt

For Teachers Pre-K - 1st
Young scholars explore two-dimensional and solid shapes. In this shapes and patterns geometry instructional activity, students work with a partner to create identifiable objects using tangrams. Young scholars describe the attributes of...
Lesson Plan
Curated OER

Transformations

For Teachers 9th - 11th
Several practice exercises suitable for any geometry class working on transformation, symmetry, and tessellation -- especially visual representations of image translation, rotation, and reflection, symmetry, tessellations and tangrams --...
Lesson Plan
Curated OER

Mass Measurement

For Teachers 7th - 9th
Middle schoolers explore geometry by completing a physics activity on-line. In this mass measurement lesson, pupils define the terms mass, volume, and density and identify their relationship with each other. They complete an on-line...
Lesson Plan
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Investigating: Finding the Volume

For Teachers 6th
Sixth graders explore geometry by utilizing colored cubes in class. For this volume lesson, 6th graders identify the different shapes they can create using their colored cubes and identify the formula for finding volume. Students create...
Lesson Plan
Curated OER

Problem Solving Using Power Polygons

For Teachers 3rd - 10th
Learners investigate geometric shapes by creating figures on a plane. In this polygon instructional activity, students complete a worksheet based on the angles in a power polygon. Learners identify the different types of polygons and...
Lesson Plan
Curated OER

Surface Area with Polydrons

For Teachers 3rd - 4th
Students explore measurements by analyzing geometric shapes. In 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...