Lesson Plan
Curated OER

Special Right Triangles

For Teachers 7th - 9th
Pupils identify the different parts of a right triangle. For this geometry lesson, students use the Pythagorean Theorem to identify missing sides and angles of a right triangle. They work with irrational and rational roots.
Unit Plan
Texas Education Agency

Texas Gateway: Drawing Conclusions About Three Dimensional Figures From Nets

For Students 7th - 8th
Given a net for a three-dimensional figure, the student will make conjectures and draw conclusions about the three-dimensional figure formed by the given net.
Unit Plan
Texas Education Agency

Texas Gateway: Creating Nets for Three Dimensional Figures

For Students 7th - 8th Standards
Given nets for three-dimensional figures, the student will apply the formulas for the total and lateral surface area of three-dimensional figures to solve problems using appropriate units of measure.
Interactive
Government of Alberta

Learn Alberta: Math Interactives: Exploring Surface Area, Volume, and Nets

For Students 5th - 8th Standards
Investigate the concepts of area, volume, 3D shapes, and nets using this interactive Learn Alberta math. The solid shapes focused on this exploration include rectangular and triangular prisms, rectangular and triangular pyramids,...
Activity
Other

Nearpod: Represent Three Dimensional Figures With Nets

For Teachers 6th - 8th Standards
In this math activity, students will practice and strengthen their ability to express a sum using the distributive property by completing example problems with a Draw It activity.
Unit Plan
E-learning for Kids

E Learning for Kids: Math: Bus Station: 3 D Objects

For Students 4th - 6th
Students will play learning games to practice identifying and creating 3-dimensional figures.
Interactive
University of Cambridge

University of Cambridge: Nrich: Net Cuts

For Students 3rd - 5th Standards
In this enrichment game, the nets for nine solids are displayed. The twist is that each net has been cut into two pieces. The challenge is find the pieces that go together.
Whiteboard
ClassFlow

Class Flow: 3 D Objects and Nets

For Teachers 3rd - 5th Standards
[Free Registration/Login Required] This is a review of solid figures, nets, and counting faces, nets and vertices in 3 dimensional figures. There is a 5 question Activote session at the end of the flipchart.
Activity
University of Cambridge

University of Cambridge: Nrich: Instant Insanity

For Students 3rd - 8th Standards
Excellent interactive challenge working with cube nets to stack them in a specific order. Manipulate the cubes online to solve the problem.
Lesson Plan
Alabama Learning Exchange

Alex: Nifty Nets

For Teachers 6th - 8th Standards
During this activity, students will create nets for prisms. They will find the volume and surface area of the shapes. They will also use interactive activities to review three-dimensional shapes.This lesson plan was created as a result...
eBook
CK-12 Foundation

Ck 12: Interactive Geometry: 9.5 Modeling in Three Dimensions

For Students 9th - 10th Standards
Explore connections between a 2-dimensional net and a 3-dimensional box. Later in this section, use equations with variables to solve real world problems that use 2 and 3-dimensional objects.
Activity
CK-12 Foundation

Ck 12: Cross Sections and Nets: Cereal Box Grid

For Students 6th - 8th
[Free Registration/Login Required] Students will explore cross sections and nets of three dimensional objects. Click challenge me to answer practice questions and click learn more to watch a video.
Unit Plan
Math Is Fun

Math Is Fun: Making 3 D Solids

For Students 2nd - 8th Standards
This tutorial features templates and instructions to make the following solids: tetrahedron, cube, octahedron, dodecahedron, and icosahedron.
Lesson Plan
PBS

Pbs: Mathline: Let's Face It [Pdf]

For Teachers 5th - 8th Standards
Check out this math project about polyhedra! Students will enjoy the hands-on activity while they learn about tetrahedrons, hexahedrons, octahedrons, dodecahedrons, and icosahedrons. [Requires Adobe Reader.]
Lesson Plan
Science Buddies

Science Buddies: Shape Changing With the Cyber Squad

For Teachers 3rd - 5th Standards
In this project, you will make 2-dimensional templates, called nets, that fold up into 3-dimensional (3-D) shapes. By making shapes of different sizes, you will be able to see how 3-D shapes change with size. In your findings you will...
Activity
University of Cambridge

University of Cambridge: Nrich: Christmas Presents

For Students 3rd - 8th Standards
Improve your logic and net recognition skills with this learning game. Solution included.
Activity
University of Cambridge

University of Cambridge: Nrich: Triangles to Tetrahedra

For Students 3rd - 8th Standards
Given an unlimited number of a specific type of equilateral, isosceles, and right triangles create as many tetrahedra as are possible. Includes printout.
Interactive
PBS

Pbs Kids: Peg + Cat: Knights of the Round Table: Magical Shape Hunt

For Students 1st - 2nd
Help Peg and Cat move the net to collect the jewels while you hunt for solid shapes.
Activity
University of Cambridge

University of Cambridge: Nrich: Making Cuboids

For Students 3rd - 8th Standards
How many different cuboids can you make? Learn how and learn how to represent data with your results.
Activity
University of Cambridge

University of Cambridge: Nrich: Making Boxes

For Students 3rd - 8th Standards
Have fun and learn by making a box and then find out its maximum volume as well as other problem-solving activities, including making a table of your results and drawing a graph.
Unit Plan
Sophia Learning

Sophia: Surface Area

For Students 6th - 8th
Surface area is introduced in this video lesson. The tutorial provides a definition and several examples of surface area.