Build iOS Games with Sprite Kit

Reviewing the Game-Development Process

Now that you have two working Sprite Kit--based games running on the small device in your pocket, it can be easy to forget how it all started. Let’s take a moment to review what we did in these pages, starting with the paper prototypes.

Prototype, Prototype, Prototype!

Back in ​Preface​, we first sketched out the ideas of Space Run and our pinball game. We drew rough images of what we wanted to see and listed key features we thought were most important for fun.

Note that these were not high-quality drawings. They were hastily scribbled on paper, just enough to get the point across. It’s useful to get your ideas down in a sketched and temporary form that you’re not attached to and that is easy to throw ...