• protect them from future bullying
  
• Help them develop an answer to the question: "why did he/she do that?" They need to find  alternatives to feeling guilty for being victimized.   

• involve them in expressive education/therapy where they can act, write, draw, and talk about their experiences.

• help them get support from others with similar histories.

• and- most importantly- help them connect with a network of peer support and friendship.

We can draw on extensive work done in supporting the victims of sexual abuse, especially the work of Linda Sanford. See her excellent books:
The Silent Children and
Strong At the Broken Places