The picture book as the first book of a child is a work intended for children, and it is characterized by illustrations that together with the text tell the story. Its purpose is simple and close to the child, and in addition to that, it should be imbued with educational and aesthetic qualities. Problem picture book is a term that has been known for some time and means picture books whose themes are based on problems from the daily life of the child, in the family or outside of it. The aim of this paper is to analyse the problem picture books of the authors Tatjana Gjurković and Tea Knežević, based on the problem they are working on. The child's emotions and their emotional development are important parts of its childhood and development when the child gradually builds relationships with his environment and relationship with himself. In addition, the aim is to present basic principles about the picture book, i.e., the problem picture book, the child's emotions, and his emotional development, and to explore how the linguistic and visual layers of picture books work in communicating the message to the child. The method used for the purposes of this paper was content analysis. Each analysed picture book deals with one problem situation, that is, negative emotions and feelings present in those situations. The analysed picture books are imbued with quality text and illustrations, and in an appropriate way, in accordance with the stage of emotional development, they help children to solve problems.