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The early child period is considered to be the most important developmental phase throughout the lifespan.
Normal Stages of Human Development (Birth to 5 Years) This page presents an overview of child development from birth to five years of age. It is important to keep in mind that the time frames presented are averages and some children may achieve various developmental milestones earlier or later than the average but still be within the normal range. This information is presented to help parents understand what to expect from their child.