Lesson Plan
Curated OER

Poly-Mania

For Teachers 9th - 12th
This hands-on lesson plan takes young geometers on a tour of 2D polygons and 3D polyhedrons. After exploring different web resources and discussing geometric shapes, small groups construct models of polyhedrons using bendable straws....
Lesson Plan
Curated OER

A Cone and Its Net

For Teachers 6th - 10th
Create and investigate nets for solid shapes with your class. They identify the different parts and faces of each polygon and solid then calculate the surface area and volume of cones. They use circle sectors of varying sizes to build...
Lesson Plan
Curated OER

A Rectangular Prism and Its Net

For Teachers 6th - 10th
Identify the nets for prisms and other geometric shapes. Learners calculate the surface area of the rectangular prism then sketch the shapes of prisms and other polygons. Unfolded cereal boxes are used as a visual aid, great idea!
Lesson Plan
Curated OER

Nets And Surface Area

For Teachers 4th - 6th
Upper graders investigate how to find the surface area when using two-dimensional shapes. They conduct an investigation in groups while working sample problems given during class discussion with the teacher. They also review how to...
Lesson Plan
Curated OER

Children's Museum of Houston - Pre/Post Classroom Activities - Nets

For Teachers 3rd - 4th
Young scholars make three dimensional shapes with nets. In this nets lesson, students receive nets which they fold to make a three dimensional object. They predict what shape each net will make and verify it after making the net. They...
Worksheet
Curated OER

Net of a figure

For Students 4th - 6th
In this 3D figure worksheet, students observe the net of a 3D figure where you open up the figure and tell if it is an accurate representation of that figure. Students complete this for 3 figures.
Lesson Plan
Newseum

The Medium Shapes the Message

For Teachers 6th - 10th
Where do you get your news? Have learners examine four different publications and decide which one they would choose to read on their own time. The resource includes a list of publication types to supply and a worksheet for groups...
Interactive
Annenberg Foundation

Geometry 3D Shapes: Platonic Solids

For Students 6th - 10th Standards
From polyhedrons to platonic solids, here is a lesson that will have your classes talking! As an introduction to platonic solids, scholars cut and fold nets to create the three-dimensional solids. They use an interactive component to...
Worksheet
Curated OER

Free Printables: Nets (3D Models)

For Students 3rd - 6th
In this 3D shapes worksheet, students cut out the 3D shape on the page and fold on the lines to create the correct shape. The worksheet states which shape should be build with the cut-out.
Worksheet
Curated OER

Visualize 3-D Objects and Make Nets of Common Solids

For Students 4th - 5th
For this 3-D objects and common solids worksheet, students cut out and count the number of faces on several different types of boxes and make a cuboid from straws or a card. Students fill out 4 different categories involving 5 different...
Assessment
Mathematics Assessment Project

Candle Box

For Students 6th - 7th Standards
Individuals draw a net for a hexagonal pyramid — with some stipulations. The net must contain the printed images so they appear correctly on the box, along with tabs to glue the box together. 
Lesson Plan
Curated OER

Super Shapes Part 2 - Circles

For Teachers 5th - 6th
Through the use of Internet, video, and hands-on activities, youngsters learn the parts and characteristics of a circle. This fantastic lesson has some excellent website activities included in the plan. Your kids will have a much greater...
Lesson Plan
Curated OER

Perimeter All Around

For Teachers 3rd - 5th
Students explore perimeter and area of regular and irregular polygons. They experiment with color squares and create different arrangements using the same number squares. Then they compare the area and perimeter measurements of each.
Lesson Plan
Curated OER

Wonders of the World

For Teachers 3rd
Third graders examine two-dimensional objects and create a 3-D image of the object. They make models of the Taj Mahal and buildings in Delhi.
Workbook
Utah Education Network (UEN)

Ch 5: Geometry

For Students 6th Standards
Shape one's understanding of geometry using the resource. The sixth of seven chapters in 6th Grade Math focuses on geometry principles. Future mathematicians learn to find the area of parallelograms, trapezoids, triangles, and other...
Assessment
CCSS Math Activities

Smarter Balanced Sample Items: 6th Grade Math – Target H

For Teachers 6th Standards
Knowing the surface area certainly helps when deciding how much paint to buy before a project. Scholars solve for surface area, as well as volume and area, as part of the presentation from Grade 6 Claim 1 Item Slide Shows. Geometric...
Worksheet
Curated OER

Visualize 3-D Objects and Make Nets of Common Solids

For Students 3rd - 5th
Prisms are the focus of this geometry worksheet. Students count the number of parts of a prism and chart 26 answers. Vocabulary such as: "faces," "edges," and "verticies" are taught. A well-designed math worksheet!
Worksheet
Curated OER

Countdown Challenge: Platonic Solids - Part I

For Students 7th - 8th
Use a Platonic solids worksheet to record the number of faces, edges, and vertices of five polyhedra whose faces, edges, and vertices are all identical. For each figure, learners write a proof of Euler's formula (F+V=E+2). They create a...
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

Edible Geometry

For Teachers 6th - 8th
Students 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 pretzels are...
Lesson Plan
Mathematics Assessment Project

Designing a 3d Product in 2d: a Sports Bag

For Teachers 7th Standards
Sew up pupil interest with an engaging, hands-on lesson. Learners first design a sports bag given constraints on the dimensions of fabric. They then evaluate provided sample responses to identify strengths and weaknesses of included...
Lesson Plan
Curated OER

Calculating Perimeter and Area of Polygons

For Teachers 6th - 8th
Learners discuss strategies for estimating information about various shapes. Once they draw and label four shapes with perimeters of 30 units, they calculate the areas of the figures. To complete the activity, students offer written...
Worksheet
Curated OER

Nets

For Students 3rd - 4th
In this cube worksheet, students work with nets of a cube and determine which net makes an cube. Students answer 7 questions.
Lesson Plan
Curated OER

Finding The Area Of Shapes

For Teachers 4th
Fourth graders investigate the concept of computing the area using different shapes. They use prior knowledge in order to devise a formula for a parallelogram. Scaffolding is provided by the teacher to find the formula of area for...