In the Earth World one child flies into orbit around the Earth to retrieve the parts of a broken satellite, guided by a second child with a view of the planet as a whole. After a predetermined amount of time, the orbiter lands and the children switch places.

Three views from the viewpoint of the child in the CAVE showing the orbiter landing in Chicago.

A view from the viewpoint of the child at the Immersadesk showing the world view of the Earth including the position of the orbiter and the positions of all of the satellite parts to be retrieved. The child at the Immersadesk can also see what the child in the orbiter is seeing in a video window.