The cost of a college education has become such a big worry that many parents begin saving for their children's schooling even before the children are born. But even long-term planning for college often fails to keep pace with ever-rising tuition and boarding fees, and even the most prudent parent often find themselves with a high school senior and no idea how they are going to augment the college fund with the extra money it now requires. But help may not be as far away as it seems.