title: THE EFFECTS OF SUCCESS AND FAILURE ON THE DISCRIMINATION LEARNING OF NORMAL AND RETARDED CHILDREN.
mesh_terms: D000124:Achievement; D002648:Child; D004193:Discrimination Learning; D006801:Humans; D008607:Intellectual Disability; D009042:Motivation; D011581:Psychological Tests
keywords: ACHIEVEMENT; CHILD; DISCRIMINATION LEARNING; MENTAL RETARDATION; MOTIVATION; PSYCHOLOGICAL TESTS