The Importance of Painting in Preschool Painting is a big part of the little dreamers’life. Painting is much more than a simple activity. For different types of children, painting is a good way to express themselves. Painting also helps children use their senses, express emotion, explore colors, and create pleasing works and experiences. The paintbrush becomes a tool of inner peace, and it allows the artists to express both good and bad feelings. As a child paints, both sides of the brain are involved. Here, Evan and Lauren used their bodies as the canvas. When the cool paint moved across their arms, they became very excited. Next time your child brings a new picture home, remember that art is a language, and painting benefits children emotionally, mentally, physiologically, and spiritually.