Learning in a lonely place.
D002657:Child Development; D002675:Child, Preschool; D003467:Cultural Deprivation; D004519:Education, Special; D005106:Exploratory Behavior; D005260:Female; D006801:Humans; D007398:Interpersonal Relations; D007858:Learning; D008297:Male; D010287:Parent-Child Relations; D011203:Poverty; D012934:Social Isolation; D012946:Social Welfare; D012947:Social Work; D012951:Socialization; D014705:Verbal Behavior