Typical development where the journey begins the intrauterine stages and perinatal period: First steps ; Perinatal period -- Typical development infancy: Early childhood: the pre-school stage infant growth and development ; Perceptual, motor and language development -- Typical development adaptation and learning: Early childhood: the pre-school stage socialization and cognitive development ; Middle and late childhood the school-going child ; Adolescence: leaving childhood behind -- Atypical development the hazardous route: Perilous first journey the inhospitable environment ; Hazardous perinatal period the atypical route ; Early childhood atypical physical, sensory and motor development ; Pre-school child atypical behaviour ; School-going child atypical behaviour -- Atypical development mental health and mental illness ; Adolescence: unsocial and antisocial behaviour ; Phychological and psychiatric disorders -- Atypical development children with special needs: Pervasive developmental difficulties early to late childhood and adolescence ; When a child is ill ; Child abuse and maltrestment

1. Child development
2. Developmental disabilities