Experimental schools in the USA: MS of a little Black girl sitting in front of a "talking" typewriter, pressing keys. ECU of words being typed out on another machine, letters appearing on screen over typewriter. TRAVELLING SHOT past booths in free school in Hagerstown. HAS of control booth operator, of wave form on oscilloscopes in front of him. Various shots of young children, some Black kids, in informal class, singing. Cuts to teacher singing with guitar. TRAVELLING SHOT through primary school class in Hagerstown, children looking at TV set in front of class, teacher standing by. MCUs of face of teacher, of kids answering. Several TRAVELLING SHOTS of kids in class, TV screen, teacher. Several MCUs of young faces. Shots of child sitting at typewriter of teaching machine, instructor with her, seen through one-way mirror.