An object where you place all of your other objects is the
SKScene object. It represents a single collection of objects such as a level in your game. It is like a canvas where you position your Sprite Kit elements. Only one scene at a time is present on
SKView. A view knows how to transition between scenes and you can have nice animated transitions. You may have one scene for menus, one for the gameplay scene, and another for the scene that features after the game ends.
If you open your
ViewController.m file, you will see how the
SKScene object is created in the
SKView should have a scene, as all other objects are added to it. The scene and its object form the node tree, which is a hierarchy of all nodes present in ...