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In the “Calibrating a Sensor” activity, you displayed data using the Serial Monitor. In this activity, you will see how the Serial Plotter can be used to easily view data in a graph. You will also experiment with how you can use code to format the data in the Serial Monitor to make it more useful.


  • Understand formatting output to the Serial Plotter (computer only)
  • Understand formatting output to the Serial Monitor

Sensors and Equipment

This experiment features the following sensors and equipment. Additional equipment may be required.

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This experiment is #4 of Vernier Coding Activities with Arduino®: Analog Sensors. The experiment in the book includes student instructions as well as instructor information for set up, helpful hints, and sample graphs and data.

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Vernier Coding Activities with Arduino