FIGHT THE PLAQUE WITH THESE GAMES:
http://www.floss.com/attack.html
http://www.sesamestreet.org/games#media/game_255e1d9d-ffa5-4580-be87-9586e28ef692
http://www.bbc.co.uk/northernireland/schools/4_11/topteeth/
http://www.learninggamesforkids.com/health_games/dental/dental-which-word.html
http://www.floss.com/trainer.html
OR
WATCH AN INSTRUCTIONAL VIDEO:
http://www.youtube.com/watch?v=hDZXSMU2lAk&feature=player_detailpage