Probably one of the best places to start on designing a theme for a child's room is to start with their own favorite activity or interest. Of course, as children grow up their interests often change dramatically, so try to decorate in such a way that the accessories can be changed as a child gets older and gets more interested in other activities. But usually, children will get very excited if they know that their room will be decorated to reflect their favorite interests. Just be sure to go over it carefully with them in advance to get their input on what they really like. That way your Interior design will be sure to be a hit.
When designing and decorating for children, one of the advantages is that you can often choose color schemes and combinations that you do not often use in adult surroundings। In fact, you can often go much brighter and bolder with colors that you select for children. You can also arrange the room in a different way then you would normally with most adult rooms. For instance, a chalkboard or toy box may be the centerpiece of a child's room, and this would be far more appropriate than making a seating arrangement the focal point instead.