CRANK THAT! Palate expanders create more space in a child's mouth by gradually separating and widening the upper jaw. To adjust the palate expander, you insert the key into the hole in the screw and rotate! #dentist #tooth #teeth #education #orthodontics #braces cleaning plaque removal calculus removal on teeth rotten teeth tooth decay extraction abscess tooth removal cavity infection hole in tooth toothpaste teeth implants teeth care