If you're looking to professionalise your team then why not consider a nationally recognised qualification in First Aid for Mental Health, RQF Levels 1, 2, and 3 or First Aid for Youth Mental Health, RQF Levels 1, 2, and 3.
Aimed at children and adolescents. Setting the foundations of mental health awareness from an early age. Those attending will not only learn the signs of poor mental health in themselves and others, but also gain an understanding of what they can do to protect themselves from poor mental health.