Child psychology Child development 41 Adolescent psychology 16 Adolescence 12 Developmental psychology 7 Infant psychology 7 Socialization 6 Psychological aspects 5 Child rearing 4 Educational psychology 4 Parent and child 4 Play 4 Cognition in children 3 Learning, Psychology of 3 Personality 3 Philosophy 3 Addresses, essays, lectures 2 Behavior disorders in children 2 Child Psychology 2 Children 2 Cognition 2 Cross-cultural studies 2 Development 2 Developmental psychobiology 2 Infants 2 Intellect 2 Psychology 2 Achievement motivation in children 1 Attitude (Psychology) 1 Case studies 1