My 11 year old daughter is slowly killing me off, she argues , screams, shouts, lies, steals, and is violent to her 8 year old brother. I really dont know how much more i can take, she is the perfect child in school, and lovely to starngers, but is horrible to me and also her dad, she even trys to cause arguments between me and her father, she tells her dad that i have sad something when i havent and calls me a liar in front of her dad.

I work full time , but she has a nice...