Today's computer-animated movies do a pretty good job of imitating three-dimensional environments.

"What a museum offers is a three-dimensional environment," Strimpel says.

This computer technology allows the development of three-dimensional virtual environments.

Verticality is a test of the child's ability to comprehend and represent the three-dimensional environment.

The gameplay takes place primarily from an overhead perspective in a three-dimensional environment.

But the games only scratch the surface of what is possible using a networked, three-dimensional environment.

It features a fully three-dimensional environment with cineastic camera movement.

The computer technology that allows development three-dimensional virtual environments consists of both hardware and software.

The player is pitted against other mechs in a three-dimensional environment.

Not everyone is convinced, however that three-dimensional environments will provide quality entertainment.