I once went to the dentist and the hygenist tried to explain to me about bacteria and plaque--I ddn't believe that invisible bugs lived in my teeth and figured they was something made up by adults to scare kids into brushing their teeth.
A childhood belief about general

others believed things like this
- I used to believe my dentist could give me a shot to straighten my teeth and prevent cavities.— sircigar
- I used to believe that eating burnt toast would make your teeth whiter and would brush your teeth for you.— Natasha
- I used to believe that if I didn't brush my teeth at night, ants would crawl into my mouth and eat my teeth.Anon
- Until I was about 8 I believed that your back teeth keep growing in until you have a full circle of teeth.Anon
- When I was very young, I assumed that false teeth were taken from dead people's teethAnon
- Until I was around 8 or 9 years old, I thought dentists took your teeth out and replaced them with new teeth.— Verapamilo