The subject of the final paper is the depiction of emotions in children's artwork. The aim of the final paper is to analyze the expression of emotions in selected children's paintings. Art expression is important for children of early and preschool age. Artistic expression in children includes the phase of drawing, the phase of schemes, the phase of developed schemes and the phase of forms and phenomena. The educator can achieve the development of creativity in the visual expression of children with developmental disabilities by directing observations, activating memories, imagining and illustrating, imagining, confirming, and playing with visual materials. Art can also help children of of early and preschool age to express their emotions, to name them and to regulate them. Children can develop and improve emotional skills in order to be emotionally intelligent and to develop emotional literacy. For the purposes of the final paper, children's paintings were analyzed in order to determine how children express their emotions in these works. It is evident from children's paintings that children express positive emotions and that they use bright, but also darker and monochromatic colors that are not usually associated with positive emotions.