Extending product function with VBA : Accessing the VBA Editor : The Project Explorer
  
The Project Explorer
The VBA editor is made up of a number of windows. It is likely that the Project window will be visible when the VBA editor is first accessed.
To display the Project window
1 From the View menu, select the Project Explorer option.
The Sample project contains three groups: Forms, Modules and Class Modules.
2 To open a folder, click + (plus sign), or double‑click the folder.
The contents of each folder are displayed in alphabetical order, but the folders can be toggled off to reveal a list of all items:
See also
Accessing the VBA Editor