<unk>  is the study or examination of mechanisms that operate during the biological and psychological process of growth of a<unk>  to adolescence, from dependency to increasing autonomy. Pediatrics is the branch of medicine relating to the care of<unk> ren. Age-related<unk>  terms are: Infant or baby (ages 0 - 1.5) (including neonate or newborn), toddler (ages 1.5 - 4);<unk> ; preadolescence up to adolescence and puberty.
The optimal<unk>  of<unk> ren is vital to society.  Therefore the social, cognitive, emotional, and educational<unk>  of<unk> ren is important to understand.  Increased research and interest in this field has resulted in new theories and strategies, with specific regard to<unk> ally appropriate practice within the school system.
Child development
Speech communication
Emotional intelligence
Neuroeconomics
Mental function
Fine motor skill
Mental Health
Theory of cognitive development