National Center for Ecological Analysis and Synthesis, University of California Santa Barbara
Ucsb / Pie Graphs (Piece of Cake)
This page gives an example and easy-to-understand description of a pie graph (circle graph.) Also provides an opportunity for students to test their abilities to read a pie graph.
Education Development Center
Tune in to Learning: Reading Charts and Graphs
Practice graph reading skills with these exercises and companion tutorials.
CK-12 Foundation
Ck 12: Types of Data Representation: Graphic Displays of Data
[Free Registration/Login may be required to access all resource tools.] Here you will explore displays of data using bar charts, histograms, pie charts and boxplots, and learn about the differences and similarities between them and how...
Better Lesson
Better Lesson: Circle Graph Activity
This lesson will allow the student to work through three stations. The stations will focus on creating and analyzing circle graphs. The students will be using technology to create their graphs along with a hands on activity using M &...
Better Lesson
Better Lesson: Analyzing and Creating Circle Graphs
Sixth graders will be learning through exploration on how to analyze and create circle graphs and Venn diagrams.
Cuemath
Cuemath: Data Handling
This comprehensive guide about data handling helps with understanding how the study of data handling and graphical representation of the data along with other tools help us in dealing with numerical data. Includes solved examples and...
E-learning for Kids
E Learning for Kids: Math: Movie Theater: Circle Graphs
On this interactive website, students practice interpreting information in circle graphs.
PBS
Wnet: Thirteen: Circle Graph Analysis and Creation
This site, which is provided for by WNET, gives a great way to practice using circle graphs through these exercises. One is analyzing a pie graph from the Census Bureau and the other creating pie charts using government data.
The Math League
The Math League: Using Data and Statistics: Pie Charts
This introductory tutorial about statistical graphing with four examples of how pie charts (circle graphs) are constructed and read.
US Department of Education
Nces: How to Create a Pie Chart
Resource from the National Center for Education Statistics provides tools and steps for creating printable pie charts online. Fill in the information, click the necessary buttons, and you have created a pie chart!
Other
Abp: P Ie Charts
This site from Accelerators and Beam Physics Group produces pertinent information regarding pie charts. Shows an example of a pie chart and breaks it up for easy learning.
Sophia Learning
Sophia: Representing Data With Pie Charts: Lesson 2
This lesson demonstrates how to represent data using a pie chart. It is 2 of 5 in the series titled "Representing Data with Pie Charts."
Sophia Learning
Sophia: Using Graphs to Analyze Data
This lesson will demonstrate how to analyze and interpret data given in the form of a graph.
Sophia Learning
Sophia: Representing Data With Pie Charts: Lesson 4
This lesson demonstrates how to represent data using a pie chart. It is 4 of 5 in the series titled "Representing Data with Pie Charts."
ClassFlow
Class Flow: Pie Charts Handling Data
[Free Registration/Login Required] Students read and interpret information presented in a pie chart and then determine percentages and ratios numerically and graphically.
ClassFlow
Class Flow: Reading Circle Graphs
[Free Registration/Login Required] Students are asked to figure out the size of the shaded portions of a circle graph. They then complete a chart showing the fraction, decimal, and percentage equivalents.
Math Is Fun
Math Is Fun: Definition of Bar Graph
Get the definition for a bar graph. Then, select the link "here's more" and use the interactive graph to display data as a bar graph, line graph or pie chart. The finished graph may be printed.
Richland Community College
Richland Community College: Stats Graphs Defined
Richland Community College provides a glossary of many terms that are needed in order to understand statistics graphs and charts. Each of the types of charts is quickly explained in terms of what it is most effective in displaying.
Wolfram Research
Wolfram Math World: Pie Chart
This page briefly discusses the use of pie charts (or circle graphs) in representing data. Provides detailed information for understanding.
National Council of Teachers of Mathematics
Nctm: Illuminations: Circle Grapher
A computer applet that will draw any circle graph with student's data input.
Sophia Learning
Sophia: What Are Pie Charts?
This lesson defines the phrase pie chart. Students can look at a presentation and then take an online quiz.