With life getting better and better, children nowadays rarely suffer hardships and don't know the feeling of "every grain is hard". Then how to educate children to save food? Here are three ways to teach you, one is to cultivate correct concepts, the other is to establish principles, and the third is to set a good example. In the video, the father's approach is extreme, but it is commendable that he instilled the concept of saving food into his children. Conceptually, let children know that food is hard to come by, and let children know how to cherish food. Over time, children can remember the correct concepts. When children are young, parents can make principles for their children, such as how much to eat, not throwing leftovers, eating leftovers by themselves and so on. Parents should not waste food, let alone help their children eat leftovers. Parents can urge children to eat as much as possible according to the situation. Whether eating out or at home, parents should set a good example for their children. Usually the family goes out to eat, orders less, and packs leftovers. When eating buffet, teach children to eat as much as they want, and don't waste food if they don't eat enough. To sum up, the original intention of this kind of education is good, but the method is a bit extreme. There are three ways to educate children to save food: to cultivate correct concepts, establish principles and set an example.