TV on a Rolling Cart

Inventing Bar Graphs

From Cyberchase · 2007

Inventing Bar Graphs
3rd4th5thMath
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Summary

A Cyberchase math segment: facing a bug problem in the Cybrary, the CyberSquad invents a bar graph to show how many bugs they found in each room. A great origin story for why bar graphs exist.

Viewer safety

All ages
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Teaching resources

Discussion questions

Discussion

  1. Why did a list of numbers become easier to read as a bar graph?
  2. What does the height of each bar tell you?
  3. What data from your classroom could you turn into a bar graph?

Quick work-a-long

Vocabulary: bar graph, data, axis.

Try it: Make a quick bar graph of your class's favorite fruits using tally counts.