Every day, thousands of kids suffer the fear, shame and frustration of being bullied. More than 19% of children aged 12 to 18 say they have been targeted by peers, with a frightening number of cases happening online. Here's what every parent needs to know about bullying and the actions that can help stop it. Kids can be cruel, as the old saying goes. But bullying is a next-level threat that harms children on both sides of the conflict, with short term as well as long term consequences.