The document summarizes a parent orientation workshop on child development during the preschool years. It discusses the objectives of bringing home and school into close contact and providing insight into developmental domains and milestones. It then outlines the contents of the seminar, including stages of development, domains of development, and milestones in physical, language, cognitive, and socio-emotional development that children should meet during the preschool years. The presentation emphasizes that the preschool period is important for building a foundation for later years through experimentation and interaction with the environment.