Pennsylvania Department of Education
Shapes Around Us
Learners use manipulatives to study shapes. They sort shapes and use correct geometric terminology to describe them. Students find real-life examples of 2 and 3 dimensional shapes, and classify figures in their classroom according to...
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Polyhedra: Faces, Edges, and Vertices (3-D Marshmallow Models)
Third graders explore the attributes of 3-dimensional shapes. In this shapes instructional activity, 3rd graders examine faces, edges, and vertices of 3-dimensional shapes as they construct shapes using marshmallows and toothpicks.
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Shapes in Our World
Help your students explore shapes. They classify shapes and identify them in their everyday world. Plane shapes are explored, and they classify and identify the plane shapes.
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Using 2 and 3 Dimensional Geometric Shapes
Pupils explore geometry by participating in a shape identification activity. In this figure dimensions instructional activity, students identify the difference between 2 and 3 dimensional shapes by their vertices and faces. Pupils...
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Technology Integrated Lesson
Students investigate symmetry in the real world. For this geometry lesson, students inter-relate math and technology. They create and name a variety of polygons.