The following icons represent the various resources required in modeling.

Other icons represented personal effects for Door's permanent party, still others water and fuel.

It also highlights the fishing harbor, icon representing the place.

The player chooses an icon representing an "experience" or situation to explore.

To run a script, one clicks over the icon representing a traffic light.

The menu is straightforward, and a line across the bottom of the screen explains what each icon represents.

"But the American cowboy as an icon should represent a value set that should never change."

These icons represent actions that would occur in a game, such as movement, basic drawing, and simple control structures.

The icon representing this station is the Zia sun symbol.

For instance, yellow icons represent construction zones and accident sites.