Picture book is the first book with which the child comes in contact with and which helps him discover the world. Picture books were created with a specific goal, to encourage child development or to have fun. Like every other book for children, picture books have different functions to suit the needs of young children. These functions are important for children to develop in all aspects that help them manage the world in which they live in. The basic functions of picture books are: information-educational, cognitive, experiential, fun, aesthetic, and speech and language function. In order to make the enhance the value of the picture book it is important to have good illustrations and appropriate text. The paper explains the physical features of the picture book and the elements of design that affect the aesthetics. For a high-quality child development, it is very important to read in the prenatal age and to surround the child with various voices and hearing stimuli. In this aspect, books have great importance, most importantly picture books. When viewing and reading a picture book, we are visually attracted to each part of it. In addition to illustration, the picture book has other features that contribute to the aesthetics of its shape. All design elements must be fused as a whole to achieve the desired effect on the reader. Children are aware of even the slightest details in illustrations that are often foreseen by adults, that can influence on the development of childs sensitivity for aesthetics. The aesthetic experience of reading a picture book lies in the senses. The second part of the paper is practical in which is presented a picture book entitled "Small Garden" intended for children from three to five years old. The process of making the picture book, the techniques that were used and the elements of the picture book are also shown and explained.