4. Interactive WAI-ARIA (Basic)

Activity 7: Accessible Progress Bar

Accessible Progress Bar

Based on the Progress Bar details on the previous page, apply what you have learned to the associated activity files to make the progress bar there accessible.

Files for this activity include:

Use the surroundings of the highlighted code on the previous page as a guide to find where the fixes should be applied. Repair the accessibility of the progress bar by applying the highlighted code to the /assets/ik_progressbar.js file.

Note: While we suggest using the highlighted code we’ve provided, you are free to come up with your own solutions provided they produce the expected results listed in the marking rubric below.

Test your updated progress bar with ChromeVox to ensure each element described in the marking rubric below is functioning as suggested.


When you have applied your changes and tested to be sure your progress bar functions as described, submit the URL to your progressbar.html file on your GitHub Pages site, to the file on the web server you are using to host your copy of the activity files, or to a GitHack URL.

Grading Rubric

Criteria Points
Instructions Provided:
When the progress bar begins running, instructions are provided on how to announce progress percentage.
2.0 pts
Keyboard Announce Progress:
The keyboard can be used to announce progress percentage.
5.0 pts
Announce Complete:
When progress finishes, Loading Complete is announced.
3.0 pts
Total Points: 10.0


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Web Accessibility for Developers Copyright © 2019 by The Chang School, Toronto Metropolitan University is licensed under a Creative Commons Attribution-ShareAlike 4.0 International License, except where otherwise noted.

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