Children are the best gift for anyone. Hence it is the most important duty of any parent to understand him and his necessities. Child psychology is an interesting field sine we have to understand continual changes in and the learning of mental as well as physical abilities and deals with the numerous issues that tend to develop during a child’s developmental years. These days, child psychology is a growing profession due to the increase in childhood conditions and diseases such as autism. Autism is a condition that affects one in every one hundred-ten children and it affects more boys than it does girls. When a child starts his schooling, he gets a new environment, perhaps a chance of school; he will have that feeling of lack of self esteem. He is not that open to meeting new people at a sudden time. In this condition he wants help of his parent to understand him and his needs. But these days both mother & father are working & hence they do give sufficient time to their children. Thus children become mentally ill since they can express their emotions & expressions. The Children who are not respected and loved acquire serious psychological problems from the beginning of their childhood. If you had a sad childhood, you probably have many psychological problems, even if you don’t admit their existence, or if you cannot recognize various behavioral abnormalities in the way you act. Communication is essential for proper growth of a child. He learns several things from society. The society will play an important role in where the child lives, the values set, customs shared with others, and the lifespan of that children. Culture is also important in how the baby or toddler is able to communicate with parents and receive an education. Take care about mental health of a child is a necessary thing along with physical growth. Children that are not properly cured can end up being mentally challenged. They can also be irritable, angry, and uncontrolled. Their behavior can worsen if not treated immediately. Hence it is the duty of every parent to take care of their children not only with his physical and educational needs but as well as his psychological need. It is best for us to always consult the specialist right away if we are seeing signs of any psychological problems.