​A child's development never ceases to amaze. The KK Women's and Children's Hospital (KKH) General Paediatrics and Adolescent Medicine Service shares the key milestones as a child progresses from a newborn to an infant, then to a toddler and a child.

Research in early childhood has shown that the first few years of life – when the brains have the highest level of plasticity – is a critical development period in a child’s life.