title: Generation gap.
mesh_terms: D000293:Adolescent; D000328:Adult; D000367:Age Factors; D000368:Aged; D002648:Child; D002657:Child Development; D003142:Communication; D003479:Curriculum; D004493:Education; D006801:Humans; D010287:Parent-Child Relations; D000297:Psychology, Adolescent; D012940:Social Problems