This course examines the nature and the needs of children and youth with special needs including various physical disabilities, intellectual disability, specific learning difficulty, autistic spectrum, and attention deficit hyperactivity disorder. The assessment and interventions of these children with their families will be examined. The roles of various professionals working with these young people are examined. Relevant education, policy, medical and legal issues are discussed. The role of a social worker is investigated. It also initiates a critical discussion on the evidence-based practice which is built on up-to-date empirical findings in local context, and the challenge of social work intervention in Hong Kong.