First of all, you should understand whether there is a problem with your education methods. If there is, you should reflect and accept it objectively. After all, it is right for elders to look at people through experience. If there is nothing wrong with your educational methods, it may be a generation gap. You can tell them that everyone's education is different. It doesn't matter. What matters is whether the child's body and mind are healthy and whether his nature is upright.