Lesson Plan
Curated OER

Moving On: Octagoning the Circle

For Teachers 3rd - 8th
Students explore circles through the use of octagons. They inscribe a circle in a regular octagon and find the area and perimeter of the hexagon with respect to the radius of the circle. Students present their findings to the class.
Lesson Plan
Curated OER

Polygonal Strings

For Teachers 6th
Sixth graders apply knowledge of how to calculate the area and perimeter of triangles. They determine why it is inappropriate to measure the area of land by its perimeter which is done in certain areas of New Guinea. They complete a...
Lesson Plan
Curated OER

Pepe Cleaners

For Teachers 7th
Seventh graders gather data to determine the relationships between the base and height of rectangles with fixed perimeters and express the relationships using words and symbols. Students build rectangles with pipe cleaners. They create...
Lesson Plan
Curated OER

Count the Squares and Compare

For Teachers 4th
Fourth graders construct squares and rectanges in order to help them find areas and perimeters. They gain an understanding of area and perimeter through teacher modeling and then they construct squares and rectangles.
Lesson Plan
Curated OER

Area and Perimeter of Geometric Shapes

For Teachers 5th
Fifth graders determine how to calculate the perimeter and area of given geometric shapes. They use specific shapes to create a picture using a software program. They determine the area and perimeter of the shapes used in the picture.
Lesson Plan
Curated OER

Calling All Units

For Teachers 6th - 12th
Explore the history of the portable cell phone as a springboard to investigating other technological innovations that significantly impact our everyday lives. Identify different types of technology used in everyday life and explore how...
Lesson Plan
Curated OER

Physical Education: Games from Australia

For Teachers 1st - 4th
Students discover how to play Austrailian warmup games involving footballs. The activities, Steal the Footy, Pick Up, and Lanework, stress teamwork by students. The exercises are designed as warmups for Australian Rules football.
Lesson Plan
Curated OER

Graphing Perimeters

For Teachers 6th - 9th
Students practice graphing perimeters using graphing paper. They use different shapes with the same area to determine which shapes have the greatest perimeter. In groups, they make observations and record them on newsprint.
Lesson Plan
Curated OER

Geometry - Measurement

For Teachers 6th - 8th
Students review the procedure for determining appropriate types of measurements for given situations and measurement conversions. They figure perimeter, area, and volume of 2 and 3 dimensional objects.
Lesson Plan
Curated OER

"it's All in the Cellar"

For Teachers 7th
Seventh graders examine the process of constructing a site plan map at archaeological sites. They discuss the process of mapping techniques and calculation of percentages, create a plan site map of a cellar at Jamestown, and calculate...
Lesson Plan
Curated OER

Shape Makes a Difference!

For Teachers 3rd - 6th
Students learn the difference between perimeter and area by watching a video and a hands on activity.
Lesson Plan
Curated OER

Measuring with Mathematics

For Teachers 8th
Eighth graders discover how the change in the dimensions of a shape cause a change in the overall area of the shape, but the perimeter stay the same. They, in groups, go out to the playground and construct large areas using stakes and rope.
Lesson Plan
Curated OER

Around and Around We Go

For Teachers 4th
Fourth graders discover that a polygon is a closed figure formed by line segments, and that the perimeter of a polygon is the sum of the lengths of its sides. They utilize a worksheet imbedded in this plan to gain lots of practice with...
Lesson Plan
Curated OER

Perimeter

For Teachers All
Students calculate the perimeter of a random shape on a grid.
Interactive
Government of Alberta

Learn Alberta: Math Interactives: Exploring Area and Perimeter

For Students 6th - 8th
This multimedia Learn Alberta math resource looks at area and perimeter and how math is involved in the operations of a ranch. The accompanying interactive component lets students investigate a variety of rectangles to get a target...
Website
PBS

Pbs Learning Media: Skate Off: Final Round, Inez vs. Rimm

For Students 6th - 8th
In this Cyberchase video segment, the CyberSquad learns what happens to the area of a rectangle when the shape enclosed by the perimeter changes.
Interactive
Shodor Education Foundation

Shodor Interactivate: Lesson: Perimeter (Elementary)

For Teachers 3rd - 5th Standards
In this lesson students will practice finding the perimeter of regular and irregular shapes with right angles and the appropriate units for measuring perimeter.
Lesson Plan
University of Texas

Inside Mathematics: Fair Play [Pdf]

For Teachers 3rd - 5th Standards
This task challenges a student to demonstrate understanding of the concept of measurement.
Unknown Type
McGraw Hill

Glencoe: Self Check Quizzes Measuring Around

For Students 5th - 7th
Learners complete an online quiz that tests them on circumference and perimeter. Hints and solutions are included.
Unknown Type
McGraw Hill

Glencoe: Self Check Quizzes 1 Perimeter

For Students 3rd - 5th
Use Glencoe's randomly generated self-checking quiz to test your knowledge of how to find the perimeter of various shapes. Each question has a "Hint" link to help. Choose the correct answer for each problem. At the bottom of the page...
Activity
TeachEngineering

Teach Engineering: Robotic Perimeter

For Teachers 3rd - 5th
Students learn and practice how to find the perimeter of a polygonal shape. Using a ruler, they measure model rooms made of construction paper walls. They learn about other tools, such as a robot, that can help them take measurements....
Unit Plan
Texas Education Agency

Texas Gateway: Investigating and Applying Dimension Changes: Perimeter

For Students 9th - 10th
Given problem situations involving similar figures, the student will describe the effect on perimeter when one or more dimensions of the figure are changed and apply this idea in solving problems.
Unit Plan
Texas Education Agency

Texas Gateway: Using Geometric Concepts and Properties to Solve Problems

For Students 6th - 8th
Given pictorial representations, the student will use geometric concepts and properties to solve problems from art and architecture.
Whiteboard
ClassFlow

Class Flow: Perimeter and Area

For Teachers 3rd - 5th
[Free Registration/Login Required] The flipchart consists of games and activities that examine perimeter and area. Additional resources and an assessment are included.