Card sorting test

1. What does the card sorting task test?
2. What is card sorting and tree testing?
3. Is card sorting a method of usability testing?

What does the card sorting task test?

The Wisconsin Card Sorting Test (WCST) is a measure of executive functioning, which measures one's ability to develop abstract concepts (abstract reasoning) and shift between sets (mental or cognitive flexibility and problem solving).

What is card sorting and tree testing?

Card sorting helps you organize information, while tree testing helps you understand if the way the information is organized makes sense to the user. Tree testing comes in when you already know how the information architecture should be, card sorting will help define said architecture.

Is card sorting a method of usability testing?

Card sorting is not a tool for testing usability. The goal of card sorting sessions is to discover how people think about and make sense of your information, not to understand whether they can or cannot find it in your design.