The Daycroft School was a co-educational private boarding school founded in 1928. Initially located at a private home in Darien, Connecticut, it relocated to Stamford in 1935, and in 1963, to the neighboring town of Greenwich, Connecticut. Relocating again in Greenwich, it eventually occupied the Rosemary Hall campus from 1971 until Daycroft's closing in 1991. Smart founded the school for the children of local Christian Scientists.