Through the past, all the way to the present, and probably the future, music is and will be an indispensable part of human life. It indirectly affects the human body in various areas, for example, psychological, cognitive, physical, social. Therefore, it is no wonder that music has gained its place in healing, encouraging the development of abilities, prevention of some diseases, and similar. Its influence could be interpreted as „magical“, and its application versatile. Music therapy, in children with special needs, has a special value. Not only does it have a beneficial effect on improving their development impairment, but it also helps children enjoy life. It provides them with a sense of acceptance and equality, which is a great specialty of using music for therapeutic purposes. This paper is written to exploring the impact of music as a form of therapy at an early age. Furthermore, the aim was to expand knowledge about the impact of music on the body of children and ways to apply its benefits to children. The first part describes the importance of music, its impact on the body, and the impact of music on children. The second part of the paper explains the concept of music therapy and its application in practice in working with children. Some therapies and the way music therapy is used in children with special needs are listed.