Child psychology Child development 57 Psychological aspects 16 Adolescent psychology 13 Developmental psychology 12 Learning, Psychology of 12 Children 10 Socialization 9 Play 8 Cognition in children 7 Educational psychology 7 Addresses, essays, lectures 6 Infant psychology 5 Interpersonal relations 5 Methodology 5 Mother and child 5 Parent and child 5 Philosophy 5 Social aspects 5 Social conditions 5 Child rearing 4 Cross-cultural studies 4 Drawing, Psychology of 4 History 4 Parenting 4 Personality 4 Research 4 Case studies 3 Child Development 3 Child psychiatry 3