Some who attend are simply doing what is necessary. They are convinced that attending is important, and that is why they come. But they really do not know why it is important. If someone asks them to explain the importance, their answer is vague. They simply accept as a fact that attending is important.
Children are perceptive.
They also know that we do not have any deep, personal explanation. Many of our friends, neighbors, and associates wonder about the same question. And they see you really want to join them. I have to go to church. You don't ask why.