Nature or nurture? It's all in the brain -- The basic biology of brain development -- Prenatal influences on the developing brain -- How birth affects the brain -- The importance of touch -- Why babies love to be bounced: the precocious sense of balance and motion -- The early world of smell -- Taste, milk, and the origins of food preference -- Wiring up the visual brain -- How hearing evolves -- Motor milestones -- Social-emotional growth -- The emergence of memory -- Language and the developing brain -- How intelligence grows in the brain -- Nature, nurture, and sex differences in intellectual development -- How to raise a smarter child.