In the process of painting you focus your attention on a subject that is at your fingertips. If you do it with enough concentration, it will ignore the extraneous noise, unpleasant thoughts and worries. This is a very useful skill that will be useful in situations where you need to briefly forget about your physical or emotional pain.
Coloring teaches accuracy, perseverance, patience, and the ability to bring the everything to a complete end. For kids who are still not that good at coloring there is a way to create a beautiful and bright picture.