This document summarizes the growth and development of a 3-year-old preschooler. It describes their physical measurements including weight gain, height increase, and vital signs. It outlines the child's gross and fine motor skills as well as self-care abilities like dressing, toileting, and grooming. It also discusses the child's psychosocial, psychosexual, spiritual, intellectual, language, and play development, noting characteristics common at this age such as egocentrism, animism, use of 4-word sentences, preference for books about familiar topics, and enjoyment of toys that move and make noise.