The preschool age, typically defined as the period between 3 to 5 years, is a crucial developmental stage characterized by rapid growth in various psychological domains. Understanding the psychological characteristics of preschool-aged children is essential for educators, parents, and psychologists as it provides insights into their cognitive, emotional, social, and physical development. Moreover explores the key psychological characteristics of preschool-aged children, highlighting their cognitive development, psychological characteristics, social interactions, and the impact of environmental factors on their growth.