I t is of no small help parenting your child through his or her middle-grade years if you are able to distinguish between different types of weeping. This employs the judgment you were required to develop during their time as a toddler and preschooler when you knew whether or not that last fall from some overheated piece of playground equipment required your immediate attention. The middle-grade years are just like that, only with a heightened element of psychological warfare—similar to chess, only with smellier and stickier. I did not know this about being a mother—that we would move into a time where their separation from me would be a dance in which my child would move around the floor trying to conceal their movements…