soil, plant in playgrounds on children's achievements. Achievements of the presence of the child in the natural environment include nature's ability to promote cultivating skills, enhance mental and cognitive skills, facilitate learning, and rehabilitation of the relationship between child and nature. Meanwhile, later two ones, as factors that are only achieved through the placement of a child in a green environment, is chose to be one of the child's achievements. Although the way through which the child is accessed to these two important issues is explored.
The statistical population of the study consisted of psychologists and parents of children aged 5-12 years old in Tehran who were asked to fill in the questionnaire.
The results indicate that the green approach in the playground has a positive and significant effect on the achievements of children. Results also show that the impact of the designed playground on the achievements of children is more than the impact of the pristine playground on achievements of children.
Despite the presence of the game in the historical experience of mankind and its role in the growth of the child, also considering the impact of children’s attendance in the natural playground, today we can observe a decrease in the quality of playgrounds and ignorance of green approach in playgrounds. The results indicate that the designed playground with a green approach has a significant effect on children’s achievements.