Contents: Introduction -- The characteristics of my music therapy approach -- Working with pre-school children with autistic spectrum disorder and their parents : setting and case studies -- Working with pre-school children with autistic spectrum disorder and their parents : characteristics of my approach -- Music therapy with individual children with severe physical and mental -- Music therapy with individual children with no clear diagnosis -- Music therapy groups at the child development centre -- An investigation into music therapy for ten pre-school children with autistic spectrum disorder and their parents -- Review of main findings and conclusions.