Fitt’s Law is one of the most powerful ‘laws’ in digital product design. In simple words, it is articulated as,
The time required to acquire a target is a function of the distance and size of the target.
Quite a simple definition. It says that if a button is bigger, and closer to the mouse pointer, it is faster to click. But this is a classic case of a simple rule which can be applied to a variety of design solutions.
Have a look at this quiz – by designer Bruce Tognazzini – and see how well you understand this idea.
I will post more on this idea in the coming days.