ClassFlow
Class Flow: Perimeter of Regular Figures
[Free Registration/Login Required] This elementary flipchart presents the concept of regular shapes and ways of measuring perimeter. It also explores the ratio of perimeter to side length that equals the number of sides.
ClassFlow
Class Flow: Review of Area
[Free Registration/Login Required] This flipchart is a review of calculating the area of squares, rectangles, and triangles for fifth graders. It also includes problems that work backwards from the area to find missing dimensions. It...
ClassFlow
Class Flow: Shapes, Area, and Perimeter
[Free Registration/Login Required] Students will begin practice identifying shapes. Then they will practice solving area and perimeter problems, for different shapes.
Math Playground
Math Playground: Geometry Board
Create polygons by stretching bands over pegs on this geometry board. Then find the area and perimeter of the shape you created.
ClassFlow
Class Flow: Area Perimeter
[Free Registration/Login Required] This flipchart demonstrates how to calculate perimeters and areas of simple compound shapes that can be split into rectangles.
University of Cambridge
University of Cambridge: Nrich: Is a Square a Rectangle?
This one page website offers a challenge working with rectangles that can lead to a discussion of their properties. Teacher notes offer direction and a solution is offered at this website.
University of Cambridge
University of Cambridge: Nrich: Count the Trapeziums (Trapezoids)
The challenge at this one page website, is to see how many trapezoids (British-trapeziums) you can find in the figure. When you have your results, you can easily check it right at the website.
National Council of Teachers of Mathematics
Nctm: Figure This: Envelopes
Explore tessellations with real world applications in this activity from the NCTM Math Challenges for Families series. Figure out what shape you would use to create a legal envelope from a single sheet of paper. Then discover how...
National Council of Teachers of Mathematics
Nctm: Figure This: Patios
Does bigger perimeter mean bigger area? Answer this question when you try this math challenge from the NCTM Math Challenges for Families series. Discover how understanding area and perimeter can be useful in real world situations.
University of Georgia
University of Georgia: Inter Math: Perimeter
This site provides information about perimeters of polygons along with an example. Be sure to follow the links to related terms, challenging problems, more information, and the interactive check point involving polygon perimeters located...
Math Slice
Math Slice: Area & Perimeter: Math Worksheets
This tool allows you to create worksheets of word problems at varying levels of difficulty where students must calculate the area or perimeter of different polygon shapes. You can choose to set up the page using any of these polygon...
Homeschool Math
Homeschool Math: Area Versus Perimeter
This lesson contrasts area and perimeter and has varied exercises for students about both concepts.