I think your daughter is hiding something or she is not getting what exactly she wants. In further it can create big problems in her career or life if she not control over her anger. I suggest you that try to come little front and try to ask what exactly she want and need, and at last try to solve her problems. And you may take her to teens help centers and meet counselors and experts to solve her problems.

There are many options to get come out of these teens problems. Many treatment and help centers provides specific treatment for those troubled teens, you can take your daughter to those centers and consult with child specialized counselors to get better results. They can guide you and also give you various tips to get cure your daughter from this problems.

There are many options to solve teens behavior problems. The first thing that you can do is to encourage her to participate in recreational and social activities. There are lots of summer camps that are helpful to recommend such as musical, instrumental, singing, art, drama, acting, technological educational and adventure programs. These activities strengthen the skills and develop the responsibility, performance, capabilities of teens. Camp programs are based on the special needs of stressed children. Your daughter will also get improved behavior after the training programs.

This is a very common problem which find in children at this age. It may be due to the pressure of her studies, sports and teachers. You need to give him friendly nature. Take him for walk. Provide her yoga and meditations classes. It make her mind free from stress and gives relaxation.

In your daughter case, it might be likely that she is struggling with some sort of psychological problems or mental stress. In this situation she needs special attention from closed ones and excellent inspiration to adopt good habits. Friendly atmosphere at home can play major role in bringing desirable changes in her. I think that Boot camps are best for your daughter because boot camps are specially designed for disobedient and ill mannered children. I am sure its surroundings will definitely make a good impact on your daughter and leave her all disorders.