He writes because he has something to say and there are readers. Through his writing he had learned his passion for making toys from trash in his books. The child's mind needs stimulates to help it learn and with science in India they can't do that in their school systems. In science you need experiments unlike the other disciplines in literature and civics. They must learn outside of school trough own experiments with toys using only the simplest of materials to learn for an exam. http://www.nwp.org/cs/public/print/resource/3683
His style is based off of education that is more important to him. He doesnt use any fancy coatings to it, plain and simple to the point. He cares about the child and that they must learn some form of science.