Child development from conception to age of 1 year is the most dynamic period in terms of growth and development. During the prenatal period of nine months, the fertilized egg develops into a human being, complete with feelings, emotional needs, ability to communicate and the gross motor skills.1 According to different age groups, human being is categorized into different stages and got different terms. A child from birth to 1 month of age is a neonate, 1 month to 1 year is an infant, from 1-3 years toddler and 3-6 years preschooler.This book will provide information on Infant oral health through early age dental examination, dental home concept, oral health risk assessments, anticipatory guidelines and counselling on the impact of maternal oral health.