m and…ng users to identify these elements. Various platforms provide guidelines on minimum touch targets. Results of an MIT Touch Lab study found that averages for finger pads are between 10–14mm and fingertips are 8–10mm, making 10mm x 10mm a good minimum touch target size.
As humans, we have a craving for closure, which is activated when an issue is left unsettled. Think of the gradual revelations of detective novels — or of getting off the phone with a loved one after an unresolved argument. It’s this tension — created by a craving for closure — that helps us more effectively remember the unfinished task.