Good eating habits
Parents must be able to treat food correctly before they can educate their children by example. Parents should have good eating habits, such as how much to eat, how much to eat, and no leftovers. Will have a subtle influence on children.
Establish a reward and punishment system
Parents can discuss with their children in advance and establish a certain reward and punishment system. Such as wasting food, washing dishes more, or going to amusement parks less, or buying a toy less. Parents should pay attention to the fact that once the rules are established, they must do what they say.
Watch video materials
If there are conditions, parents can guide their children to watch the film and television materials of farmers' spring ploughing and autumn harvest to understand the difficulty of grain production.
field test
For children in the suburbs, parents can take them to observe on the spot, and the effect will be better.