This is a two-armed cluster randomised controlled trial with random allocation at the school level. The unit of randomis clinical trials

For: This encompasses externalising behaviours (conduct problems and hyperactivity) which form the primary outcome measure, as well as internalising behaviours (emotional problems and peer problems) which are measured as secondary outcomes. The intervention aims to address these behavioural difficulties through a sports-based mentoring programme that focuses on regulating and managing emotions.