There are various ways to access the hierarchy. The trunk is always "game".
A shortcut, "workspace", refers to game.Workspace.
You can access a child by:
In that last case, it is not an error if child does not exist.
You can traverse multiple level and mix them freely - the hierarchy below labels ways to access parts
We can also move back up the tree if we start in the middle by way of variables.
(note: this hierarchy does not include StatsItems and children of the CoreGui)