This study analyze playful aquatic experiences in the facilitated by a non-governmental organization in Florianópolis (SC) for the social interaction of children with Autistic Spectrum Disorder (ASD). This study is qualitative approach, in which three field research instruments were used: systematic observation, participant observation and semi-structured interviews. Among the participants are five children with ASD, seven professionals and four family members. Among the results, the aspects intrinsic to the formatting of musical experiences acted as facilitators of moments of social interaction between children with TEA and OS, and three of these children demonstrate motivation to get involved and create games and interest in social interaction. In conclusion, the playful experiences made it possible for children to cultivate verbal or gestural communication skills and create bonds of trust with volunteers and other children.