Rehabilitation of mentally disabled in the U.S. A mentally disabled woman sews. A mentally disabled man drills holes in a cardboard piece. A man chisels wood. A child on a floor. A woman kneels behind it. Mr Francis Kelley, Superintendent, Mansfield Training School, Connecticut speaks about severely disabled children. A lady with a severely mentally disabled child in a tub provides him physical therapy. Several children in a cafeteria. Some children and a woman seated at a table having their food. Three children with headphones seated around a table. A lady stands near the table. Several physiotherapists work with mentally disabled children. A speech therapist works with a boy. A man with a boy. Some children and a teacher in a classroom. A man assembles a special chair. A mentally disabled child sits on ground. A woman kneels near him. The woman makes a sound with a toy. The child reacts and tries to take the toy.