Let's start with some essential techniques...
To open up some additional screen space, collapse the Output bar by clicking the Output Bar button:
To rotate the model, press Shift and the middle mouse button, and move the mouse:
To zoom, roll the scroll wheel:
To pan (move), hold the middle mouse button, and move the mouse:
To hide an object, hover over it, and press Ctrl and the middle mouse button:
An alternative way to hide parts is to left click, and click the Hide icon from the toolbar:
To show all the parts, press Ctrl and middle click off the model in the graphics window:
Alternatively, left click, and click the Show all icon:
In the next steps, we rotate, pan, and zoom the model and hide parts. It's a good idea to get familiar with these useful techniques.