Fitts’ Law

This scientific law predicts that the time required to rapidly move to a target area is a function of the ratio between the distance to the target and the width of the target.


Fitts's law


Glossary: Fitts’ Law

Usability First

Fitts’ Law: Tracking users’ clicks

Interaction Design Foundation

An Interactive Visualisation of Fitts's Law with JavaScript and D3

Simon Wallner

Applying Fitts’ Law To Mobile Interface Design

Envato Tuts+

Fitts's Law: The Importance of Size and Distance in UI Design

Interaction Design Foundation