OverviewPreschooler development is a range from 3 to 6 years of age. Many physical and language milestones are achieved during this time period.
Review Date 12/9/2016
Updated by: Neil K. Kaneshiro, MD, MHA, Clinical Assistant Professor of Pediatrics, University of Washington School of Medicine, Seattle, WA. Also reviewed by David Zieve, MD, MHA, Medical Director, Brenda Conaway, Editorial Director, and the A.D.A.M. Editorial team.