By&nbsp;Shelly Najjar Summer means school is out and children have more free time. Two Green Lake-area healthcare specialists give advice for keeping children, and their free time, as healthy as possible. Dr. Troy Hull, a dentist from&nbsp;Greenlake Kids Dentistry&nbsp;(6900 E Green Lake Way N, #H), offers these tips on oral health: First and most important, make sure you have an established oral health home.&nbsp; Should anything happen, be it&nbsp;a fall from a bike or scooter or an injury to the face or mouth of any kind, it&rsquo;s extremely important to be a patient of record in a dental practice to...