Leisure, rejuvenation, recreation, taking in beauty and nature or quality time with friends or family may be needed. Fun, happiness, and a good start in life. New talents, and abilities. What you played as a child tells a lot about you as a person. Swings allowed you to see from a higher perspective and to do things on your own. Team sports taught you teamwork. Monkey bars taught you strength and individuality. Slides allowed you to integrate and connect between different dimensions and so on.
See Outside, Grass, Nature, Trees, Flowers, Slide, Swing, Seesaw, Play, Child, Children.