WHAT IT MEANS: With the brain-boosting and health-enhancing benefits of exercise well established, how can schools help children get the exercise they need to keep their minds sharp and their bodies healthy? Parents need to get involved by observing gym classes or talking with their kids and their gym teachers to find out how the classes are currently conducted. After that, they can start a dialog with teachers, coaches, and administrators. Here are some changes to ask for; chances are your school won't be able totally revamp its physical education program all at once, but these are worthy goals that can help shape the conversation: