This report delves into the pervasive issue of cyber bullying within Australian primary schools, analyzing its detrimental effects on children's learning and development. It begins with an executive summary highlighting the significance of the problem and its impact on students, bullies, and bystanders. The report defines cyber bullying, differentiates it from traditional bullying, and identifies contributing factors such as technology access and family dynamics. It then explores the potential consequences, including psychological distress and impaired learning. The report connects cyber bullying to Bronfenbrenner’s Ecological Systems Theory, illustrating how various environmental factors influence bullying behavior. It further examines relevant anti-bullying policies within Australia, including the National Safe Schools Framework. The report concludes with recommendations for teaching practices and inclusive policies to mitigate cyber bullying and promote a safe learning environment.