This video will hammer home the effects of bullying on children

12-year-old Jonah Maxwell has made his directorial debut with a viral video about bullying that is being shown in schools across the world.

This short film about the effects of bullying on children in schools has been viewed more than half a million times online.

The film was written and directed by 12-year-old Jonah Maxwell - whose family moved from Dublin to Chicago five years ago.