A teenage girl who killed herself after months of online bullying has put the spotlight on the dark side of the internet. Here are some resources to help you explore cyberbullying in class
|Bullies can get in touch with their victims at all times|
thanks to social media sites. Photograph: Alamy
One in five children have been victims of cyberbullying on social media sites during the last year, research by the NSPCC has found
Earlier this month Hannah Smith, 14, of Lutterworth, Leicestershire, killed herself after she had been taunted and told to "drink bleach" on the question-and-answer forum ask.fm.