The level of speech development significantly affects the success of school. Children with a high level of speech development, as the rules do not have difficulties in learning, quickly master the skills of writing and reading. In children with a low level of speech development, difficulties in communication and literacy are found. Preschool Children’s Communication skills are vital to their overall development that lay a foundation for a successful future. Cognition, social interaction, oral-motor development are some of the key factors that influence a child’s communication development. Listening, understanding and using spoken language are the most important components of communication.