One child goes outside looks around and sees nothing to do, the other starts a game with leaves or watches the birds with Joy. The same yard with two angles of approach. Some children can be taught to play outside, to meet the trees and climb their limbs, willingness is the special ingredient.
Pray for the willingness to play in your own life.
Read scripture and sees the variety of roles available.
Meditate as you breathe deeply, relax.
Warriors of Light know the joy of marching to His tune. Working for Him they stay in the Light as heroes of their own life. Helping others keeps the perspective of His generosity active.