See related story: Building a Playground of Light

Perich's drawing machine creates art while you wait, at the ITP Spring Show in New York.
Photo: Quinn Norton
Student Karl Channell with "Unidentified Chasing Object," a red autonomous telepresence balloon at the ITP Spring Show in New York.
Photo: Quinn Norton
Children interact with Infinite Games, a projector system for enhancing occupational therapy effectiveness at the ITP Spring Show in New York.
Photo: Quinn Norton