Curated OER
Around and Around We Go
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...
Government of Alberta
Learn Alberta: Math Interactives: Exploring Area and Perimeter
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...
PBS
Pbs Learning Media: Skate Off: Final Round, Inez vs. Rimm
In this Cyberchase video segment, the CyberSquad learns what happens to the area of a rectangle when the shape enclosed by the perimeter changes.
Shodor Education Foundation
Shodor Interactivate: Lesson: Perimeter (Elementary)
In this lesson students will practice finding the perimeter of regular and irregular shapes with right angles and the appropriate units for measuring perimeter.
University of Texas
Inside Mathematics: Fair Play [Pdf]
This task challenges a student to demonstrate understanding of the concept of measurement.
McGraw Hill
Glencoe: Self Check Quizzes Measuring Around
Learners complete an online quiz that tests them on circumference and perimeter. Hints and solutions are included.
McGraw Hill
Glencoe: Self Check Quizzes 1 Perimeter
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...
TeachEngineering
Teach Engineering: Robotic Perimeter
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....
Texas Education Agency
Texas Gateway: Investigating and Applying Dimension Changes: Perimeter
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.
Texas Education Agency
Texas Gateway: Using Geometric Concepts and Properties to Solve Problems
Given pictorial representations, the student will use geometric concepts and properties to solve problems from art and architecture.
ClassFlow
Class Flow: Perimeter and Area
[Free Registration/Login Required] The flipchart consists of games and activities that examine perimeter and area. Additional resources and an assessment are included.
Better Lesson
Better Lesson: Area and Perimeter Review Using Legos
Lesson plan in which learners calculate area, build areas to a given amount, and calculate the perimeter with the use of Legos. Step by step instructions and videos are provided. CCSS.Math.Content.3.MD.C.7.c Use area models to represent...
Other
Pennsylvania Standards Aligned System: Using Expressions and Equations
This instructional activity provides young scholars with opportunities to practice writing equivalent equations and expressions for finding perimeter and patterns on a calendar. It also gives extension and remediation ideas as well as...
That Quiz
That Quiz: Practice Test: Geometry
This resource allows users to test their geometry knowledge.
Varsity Tutors
Varsity Tutors: Hotmath: Practice Problems: Polygons and Areas of Plane Figures
Twenty-five problems cover the topics of polygons and finding the area for various plane figures. They are given with each step to the solution cleverly revealed one at a time. You can work each step of the problem then click the "View...
National Council of Teachers of Mathematics
The Math Forum: Ask Dr. Math: Faq, Geometric Figures
This page brings you to a table of contents of three-dimensional figures. Selecting a figure will bring you to a page defining and illustrating the figure with applicable formulas listed.
Texas Education Agency
Texas Gateway:developing Algebraic Expressions to Represent Geometric Properties
The student will investigate patterns to make conjectures about geometric properties.
University of Waterloo (Canada)
University of Waterloo: Cemc: Math Circles: Patterns [Pdf]
This worksheet provides exercises in working with number patterns. Included are questions related to fractals, patterns in exponents, and perimeter and area.
TeachEngineering
Teach Engineering: Fence That Farmland!
Students develop and solidify their understanding of the concept of perimeter as they engage in a portion of the civil engineering task of land surveying, using the technology of a LEGO MINDSTORMS NXT robot to automate this task.
BBC
Bbc: Revise Wise: Measures
This teaching site has interactive exercises using different types of measurement. You will measure length, capacity, area, perimeter, time, weight, temperature, and speed.
Discovery Education
Discovery Education: Architects in Action
Through this lesson plan, students will learn how to use ratios to create a scale drawing of their classroom's floor plan. It provides adaptations, discussion questions, assessment rubric, and suggested readings to help develop students'...
University of Georgia
University of Georgia: Inter Math: Recommended Investigations of the Triangle
Investigate the qualities of a triangle with these seventeen word problems. Many include ways to extend the lesson.
Alabama Learning Exchange
Alex: Polygon Perimeters
Lesson providing practice for finding the perimeters of polygons. Students draw polygons using sidewalk chalk and then measure the perimeters of each shape.