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.
Texas Education Agency
Texas Gateway: Analyze Graphical Sources: Practice 2 (English I Reading)
This lesson focuses on practice exercises to understand and interpret the data in a graphic representations including pie charts, bar graphs, and line graphs.
Primary Resources
Primary Resources: Line Graphs and Pie Charts
Here are a few resources to use with your students when teaching about line graphs or 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.
American Museum of Natural History
American Museum of Natural History: O Logy: The Tree of Life
Learn about the diversity of species on Earth by exploring a cladogram, a graph-like tree of life that illustrates relatedness among species. Includes instructions for reading cladograms and a pie chart that summarizes the percentages of...
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.
McGraw Hill
Glencoe: Self Check Quizzes 1 Circle Graphs
Use Glencoe's randomly generated self-checking quiz to test your knowledge of circle graphs. Each question has a "Hint" link to help. Choose the correct answer for each problem. At the bottom of the page click the "Check It" button and...