Children need to be encouraged from an early age to properly develop their speech creativity through play and various activities that can influence the positive development of their abilities and skills. In the first part of the work "Rhetoric and speech", we learn what the term rhetoric means and what it serves, and the term speech and its role in human communication are explained. The second part of the paper describes the "Development of speech expression in a child" and when, how and under the influence of whom his speech develops. In the part of the paper entitled "Factors influencing the development of the child's speech", the role of educators and parents is described as important fundamental factors for the further development of the child. After that, under the heading "Speech Development", the periods of speech development from birth to the age of seven are listed and described. In the fourth part of the paper entitled "Play and the child" the term play is defined and the effect of play on the child is explained. In the fifth part of the work "Word games for preschool children", we learn what word games develop and how they affect the child. In the sixth part of the paper "The period before starting school" it is explained what the Preschool Program is and what its basic task is. In the last parts of the paper "Language games that can be played with children in preschool", the benefits of language games and what they stimulate in children are stated. In the same part of the work, some already existing and newly invented language games from professional practice are listed and described.