What can we benefit from brain games?

What can we benefit from brain games?
【正确答案】：【参考答案】First, even though there’s no concrete evidence that brain games can improve mental ability, repeating a task over and over again can incur structural changes of the brain, thus, people will become more capable of doing the task that they are practicing. Second, brain games can be quite entertaining and never fail to offer people of any age an interesting way to spend time. Third, as brain games develop, they may have a positive impact on the human brain in the future.