It is known that music is omnipresent, and it is a big part of human lives, especially in early childhood. Children's musical expression and creation should be encouraged from an early age in many various ways because musical activities bring many benefits. In the beginning of this paper positive effects of music, as well as early musical education on childhood development will be elaborated. Onwards, there will be discussion about the sense of hearing, its parts and the development of musical abilities in early childhood. Taken into consideration that this paper is oriented towards children of nursery age, the general characteristics of the nursery children development will be stated. Also, special attention will take place according to criteria of a quality environment for researching sounds and music in the nursery. Nevertheless, this paper also includes examples of musical activities that can be used while working with nursery children. Final paragraph of this paper will be dedicated to research based on awakening and encouraging children's interest in musical activities and exploring sounds, as well as it will be analysed how nursery children participate in early mentioned activities.