Lesson Plan
Pennsylvania Department of Education

Shapes Around Us

For Teachers 2nd - 3rd
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...
Lesson Plan
Curated OER

Getting Into Shapes: Identifying and Describing Two-Dimensional Shapes

For Teachers K - 2nd
Young scholars examine their classroom to find examples of various types of shapes. After identifying and describing the various shapes, they draw as many as they can on a piece of paper. They organize them into an image based on their...
Lesson Plan
Curated OER

Branding Circles, Squares, Rectangles, Triangles

For Teachers K
Compare and classify 2-D shapes! Kindergarteners inspect the attributes of plane shapes and examine shapes in everyday life. They label the circles, squares, rectangles, and triangles they find. This is the website where you can find the...
Lesson Plan
Curated OER

Sketch Up

For Teachers 5th - 10th
Students estimate and measure exact. In this geometry instructional activity, students create different object in three-dimensional pattern. They use SketchUp to create their shape and perform measurements on their shapes.
Lesson Plan
Curated OER

The Trappings of Trapezoids

For Teachers 8th - 10th
Students define trapezoids and their shapes. In this geometry lesson, students calculate the area of a trapezoid and a parallelogram. They use Cabri software to make investigations.
Lesson Plan
Curated OER

The Trapping of Trapezoids

For Teachers 6th - 8th
This is a nice hands-on activity where young geometers create trapezoids and calculate their area by looking at areas of quadrilaterals and triangles. 
Lesson Plan
Curated OER

Volume and Surface Area

For Teachers 5th - 6th
Students explore volume and surface area. In this math lesson, students fill boxes with cubes to identify the volume of the boxes. Students discuss area.
Lesson Plan
Curated OER

Technology Integrated Lesson

For Teachers 8th - 10th
Learners investigate symmetry in the real world. In this geometry instructional activity, students inter-relate math and technology. They create and name a variety of polygons.