watchkit Navigation Hierarchical view structure
Example
Many watchOS apps (like Workout, Weather, Music, etc) have a main WKInterfaceTable or a set of buttons which are hooked up to another controller, similar to the navigation on iOS. This is called hierarchical view structure.
To connect a button, Ctrl-Drag from the button to a controller, and select "push" or "modal" based on your need, as shown in the following picture:
