Children Books and reading 280 Language 243 History 196 Social conditions 193 Legal status, laws, etc 146 Child development 126 Health and hygiene 123 History and criticism 111 Child welfare 107 Children's literature 94 Diseases 82 Education 82 Nutrition 81 Study and teaching 81 Services for 79 Children's rights 71 Parenting 60 Social life and customs 59 Families 57 Language acquisition 55 Institutional care 54 Conduct of life 50 Child rearing 49 Prevention 49 Teenagers 48 Youth 45 Medical examinations 44 Psychological aspects 43 Reading 43