O1: To identify the gaps and map the needs and challenges related to music interventions for children with autism in the mainstream schools O2: To build an innovative Music Toolkit for teachers' trainers and teachers working with children with autism O3: To pilot-test the Music Toolkit with teachers' trainers, teachers, and their children O4: To disseminate the toolkit and project results to stakeholders in the education and autism fields, and promote its sustainability and replication