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Duolingo App

User Research

Practicing various user research methods on the Duolingo language-learning app.

OVERVIEW

The following materials are all part of a case study completed for a Research Methods course. In order to do so, I had to 

  • draft and collect signed research participation consent forms

  • conduct interviews with real Duolingo users

  • create and distribute Heuristic Evaluation worksheets

  • analyze the results to compile a Duolingo persona and make suggestions to better the design of the app

Surveys

I created a Google Form to evaluate the application and research how it could be improved. 

  • Although users reported being mostly happy with the application (80%), only a third of them reported that they used it as their sole method to studying their language.

  • I also conducted two in-person interviews to further gather how users frustrations and uses of the app. 

Persona

Read the PDF version of the persona document by clicking below. 

Duolingo Persona.jpg

Heuristic Evaluation & Analysis

The 3 major pain points and provided recommendations:

  1. Visibility of system status: No indication of current page or lesson title. Include headings to solve.

  2. Limited user control: Increase contrast of exit button to adhere to accessibility standards and provide users freedom to move about the lessons.

  3. Error prevention: Users frequently receive lower scores as a result of spelling mistakes or other minor technicalities. As an addition to underlining misspelled words, the app should provide a warning signal for the user to review their answer before submitting.

Bulthuis Heuristic Evaluation Worksheet.jpg
Bulthuis Heuristic Evaluation Worksheet 2 .jpg

©2020 by Elena Bulthuis.

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