A variety of communications-related play things for visitors of all ages.

Visitors in pairs can use two large parabolic reflectors placed a distance apart to communicate with each other. They experiment to find the focus points of the paraboloids.

Visitors can use three binoculars to observe distant things.

Visitors can enter a giant kaleidoscope. They will see themselves looking into infinity.

Visitors can turn three discs with different styled graphic images. They experience perceptual distortions.

Visitors can use a periscope mounted to look over obstructions and see what is otherwise invisible.