Here's mine. It was called Tooth Invaders. You had to scrub the teeth before they began to decay and fall out. Also, there were many battles with plaque monsters.
BEST GAME EVER! i had it too but my first ever game i remember was also a mario game .. But a older one =] But the first game i remember and still love now is Zelda : Ocarina of time! Ocarina of time ! WOOT WOOT! Lol z