Nowhere in the world has the issue of competition and cooperation been so much debated as in our society. Nowadays,the competition is more and more furious between different groups, but many people think that parents teach competition to children that it will be bad for their growth,let them learn how to cooperate that is the most important. Above point is certainly true; thisessay will outline three reasons.

　　The main reason is that children’ intellect is not enough capable to analyze right and wrong competition. If children do not have correct teaching, the competition easily leads children to a wrong way. For instance, children usually pay attention to match their clothing and toys; in fact, it is really worth competing thing that their study is being ignored.

　　Another reason is that if children work together,they could easily find out and supply their gaps. Because of limit of age,in order to children’s knowledgeis limited so that they have the different strongpoint. When they work together, they can learn the merit from others, and quickly correct their mistakes.

　　Last but not the least reason is the cooperation means common progress. A people’s ability is limited, but group’s power is unlimited.Lots of things are really difficult to complete by personal power. Nevertheless, people work together to solve problems that will become really easy and simple. Thus, it is important to let children get to know signification of cooperation.

　　In conclusion, children ought to learn signification of cooperation and how to work together, in order to their better future.