Nowadays it is found that children are fond of using smartphones and even spend their time every day on them. In my point of view, spending too much time on smartphones has some drawbacks for children as they could be influenced by bad things happening on the internet. Other than that, at a young age, children should explore their interests and hobbies rather than spend time looking at smartphones. In that case, I am convinced that many children using their smartphones for hours is a negative development. This essay will elaborate on the reason as follows.