The Mainstreaming Psychosocial Care and Support through Child Participation was developed for programmes working with children and families affected by HIV and AIDS, poverty and conflict. Child participation is an inspiring approach to addressing the needs of children and families affected by HIV and AIDS, conflict and poverty. It brings new perspectives, energy and creativity to development programmes, while contributing directly to the psychosocial wellbeing of all involved. These guidelines are written for individuals working in or funding programmes working with vulnerable children. This resources is useful for project managers, trainers/counsellors, fieldworkers, donors, children involved in a development projec. The guidelines may be used as a training tool for organisations wishing to increase their focus on child participation.