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Free module

Human-computer interaction

Learn human-computer interaction hands on: usability principles, personas, accessible design, usability tests and questionnaire scores.

6 lessons375 min lessonSoftware engineering

The lessons

Each lesson is free to read in full. Create a free account to run its commands in a live lab and to sit its quizzes and tasks.

  1. 1 · Container lab

    Usability principles

    I can judge an interface against five usability principles.

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  2. 2 · Container lab

    Users, personas and tasks

    I can describe who uses a system and the tasks that matter most to them.

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  3. 3 · Container lab

    Accessible design and contrast

    I can check a page for contrast, text alternatives, labels and keyboard focus.

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  4. 4 · Container lab

    Running a usability test

    I can run a small usability test and read its success rate, times and errors.

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  5. 5 · Container lab

    Scoring a satisfaction questionnaire

    I can score a ten-item questionnaire and say what its mean and spread show.

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  6. 6 · Container lab

    Fixing a problem and retesting

    I can compare a design before and after a change and say whether it improved.

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Worked in a real lab

Every lesson of this module is worked in a lab started for you alone. The labs it uses:

Teaching a class? Set this module for your students with a teacher guide, marked assignments and a lab for every student.