STEP 1: It must be nighttime to shoot off fireworks! Let's change the stage's background color to black.

  • In the GRAPHICS tab, go to and drag out Set Background Color.
  • Change the color string in .set_background_color() from "blue" to "black".
  • Click Run to see your code run and get feedback, then Submit and Next to move on.

The color is a string! A string is any information in quotes. They should appear "green" in the code editor!

To navigate the page using the TAB key, first press ESC to exit the code editor.

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