on and Training Foundation (et- foundation.co.uk) provides online training modules for practitioners, leaders and managers, to support staff and governors/Board members in outlining their roles and responsibilities under the duty. London Grid for Learning has also produced useful resources on Prevent (Online Safety Resource Centre - London Grid for Learning (lgfl.net). 160 Sexual violence and sexual harassment between children in schools and colleges Sexual violence and sexual harassment can occur between two children of any age and sex from primary to secondary stage and into colleges. It can also occur online. It can also occur through a group of children sexually assaulting or sexually harassing a single child or group of children. Children who are victims of sexual violence and sexual harassment will likely find the experience stressful and distressing. This will, in all likelihood, adversely affect their educational attainment and will be exacerbated if the alleged perpetrator(s) attends the same school or college. Sexual violence and sexual harassment exist on a continuum and may overlap, they can occur online and face to face (both physically and verbally) and are never acceptable. It is essential that all victims are reassured that they are being taken seriously and that they will be supported and kept safe. A victim should never be given the impression that they are creating a problem by reporting sexual violence or sexual harassment. Nor should a victim ever be made to feel ashamed for making a report. Detailed advice is available in Part five of this guidance. Serious violence There are a number of indicators, which may signal children are at risk from, or are involved with, serious violent crime. These may include: • increased absence from school • a change 