Interactive
Annenberg Foundation

Geometry 3D Shapes: Surface Area and Volume

For Students 6th - 10th Standards
Whether you wrap it or fill it, you're using geometric concepts. Classmates use an interactive approach to learn how to find volume and surface area of cylinders and prisms in the second lesson in a five-part series. The online lesson...
Worksheet
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K12 Reader

3-D: It’s Not Just for Movies

For Students 2nd - 3rd Standards
This two-part reading comprehension exercise asks kids to read a short passage about cubes, rectangular prisms, spheres and pyramids, and then to respond to a series of questions about the article.
Unit Plan
Indiana Department of Education

The Represented World: Communication—Packaging

For Teachers 6th - 8th Standards
Challenge your classes to design and market a new product. Collaborative groups use geometry skills to create packaging for their products. Finally, they plan a marketing strategy to present to a marketing specialist.
Lesson Plan
Curated OER

Shape Up

For Teachers 6th - 8th
Students explore differents types of triangles and quadriaterals. For this polygon lesson, students  model identify and compare two and three dimensional geometric figures. Students create tangrams and discover the difference...
Lesson Plan
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Illustrative Mathematics

Eratosthenes and the Circumference of the Earth

For Teachers 9th - 12th Standards
The class gets to practice being a mathematician in ancient Greece, performing geometric application problems in the way of Eratosthenes. After following the steps of the great mathematicians, they then compare the (surprisingly...
Lesson Plan
Curated OER

Ukrainian Style Scratchboard Eggs

For Teachers 3rd - 5th
The class explores Ukrainian motifs, the scratchboard technique, and two-dimensional art. They design and produce a Ukrainian style egg with tagboard, crayon, tempera paint, and a stylus. Ukrainian egg designs are similar to those used...
Lesson Plan
Curated OER

Hands on Essays

For Teachers 3rd
Third graders relate the concept of individuality of geometric shapes to the individuality of topic sentences. They write and revise a persuasive argument essay using an established rubric.
Lesson Plan
Curated OER

City Streets: A Fold-up of a Street Lined with Buildings

For Teachers 5th - 8th
After walking in a nearby neighborhood, have your class create this amazing city street pop-up. They study the facades of the buildings they see, focusing on geometric line, shape, and architecture. They then draw, cut, and create a city...
Lesson Plan
Curated OER

Area of Tangram Pieces

For Teachers 3rd - 4th
Mathematicians calculate the area of a tangram piece without using formulas. They use a geometry journal to record activities during this instructional activity. They make a set of tangrams and use them to...
Lesson Plan
Curated OER

When A Line Meets Itself

For Teachers K - 2nd
Students investigate the linear characteristics of cultural art.  In this art analysis lesson, students discover the Pre-Columbian Chimu culture and the many masks they created.  Students identify the different shapes and lines...
Lesson Plan
Curated OER

Accordion Book

For Teachers K - 6th
Students make an accordion book to show information that is associated with a particular learning event. In this accordion book lesson, students follow paper-folding directions to make the book. They fill the book with key facts and...
Lesson Plan
Curated OER

Coil-Built Pueblo Bowls

For Teachers 9th - 12th
Use Native American tradition to create the context for making different cultural representations of pottery. Practice using geometrical shapes painted on the pottery, research different patterns found on Native American pottery, and...
Lesson Plan
Curated OER

Angles Everywhere

For Teachers 1st
First graders find angles in their classroom. In this geometric figures lesson, 1st graders identify, describe and classify angles they see in their world. Students create pictures that contain angles and display them in the room.
Lesson Planet Article
Curated OER

Mandala Art Lessons

For Teachers 2nd - 8th
Mandala art lessons provide easy and fun ways to learn about art, math, and other cultures.
Lesson Plan
Curated OER

Building Big and Strong

For Teachers 6th - 9th
Middle and high schoolers explore the concepts of architectural rigidity. They analyze a variety of polygons, and explain why some shapes add more strength to structures than others. The PBS video, "Building Big," is utilized in this plan.
Lesson Plan
Curated OER

Melted Paintings

For Teachers 7th - 12th
Another in the amazing series of lesson plans which use unique mediums! Students execute artwork on a non-traditional painting surface. They theorize what happen to their artwork if it is exposed to heat, then see what happens when they...
Lesson Plan
Curated OER

Hello My Name is . . . Helvetica

For Teachers Pre-K - 1st
Students play various games to help create a classroom community. In this name recognition lesson, students combine their name recognition skills with newly learned art and geometric vocabulary. First students discover vocabulary that...
Lesson Plan
Curated OER

Tessellations

For Teachers 3rd - 6th
Students learn and review basic geometric terms, definitions, and theory, including regular polygons, lines, angles, points, etc. They make a tessellating stamp and create a repeating work of art.
Lesson Plan
Curated OER

Why is this lesson constructivist?

For Teachers 6th - 8th
Learners formulate a definition of tessellations by comparing and contrasting different patterns and shapes of real objects. They discuss the relatioship between shapes and patterns as well as their function in the real world. Students...
Lesson Plan
Curated OER

Symmetry and Symbols

For Teachers 2nd - 3rd
Students identify symmetrical and congruent elements in folk art. In this art and geometry lesson, students examine pictures of Masonic Plaque in the Form of a Royal Arch Tracing Board for evidence of congruent and symmetrical elements....
Lesson Plan
Curated OER

Symmetry in Paper Airplanes

For Teachers 5th - 8th
Students explore symmetry.  For this geometry and scientific inquiry lesson, students design paper airplanes with middle line symmetry, as well as right, obtuse, and acute angles.  Students measure the plane's angles using a...
Lesson Plan
Perkins School for the Blind

Which One is the Square?

For Teachers 1st - 6th
Children who are blind need to constantly be engaged in building conceptual understandings of the world around them. This activity will help them grasp the concept of shape, identify shapes, and consider shapes as they are used to...
Lesson Plan
Curated OER

Introduction to Fractals: Geometric Fractals

For Teachers 6th - 8th
Students study and observe the patterns made by the areas of the Sierpinski Triangle. Students use the computer to draw two or three iterations to discover the number patterns. Students complete worksheets based on Geometric Fractals.
Lesson Plan
Curated OER

Women's Roles in the Mi'kmaq Community Long Ago

For Teachers 5th
Fifth graders examine the roles of Aboriginal women in their community long ago. They explore the different roles Aboriginal women portray in today's society. They address any stereotyping they may have regarding Aboriginal people.