When I was little my mum told me that food was in packaging to stop little glass men getting in and to stop your mouth from getting cut.
It was only untill I was older and figured it out on my own.
A childhood belief about general

others believed things like this
- I thought if 3 cards stopped at a 3-way stop sign then they had to stop forever until Christmas.Anon
- When I was young, I used to belive that
if you pushed the stop button in the bus it would stop for good.— Tom (Norway) - I used to believe that once you get older you stop farting.Anon
- i used to believe (when i was little) i could make the wind stop and start by saying, "stop" and "start"— Ali
- My mum always told me to stop chewing my hair or else i would get a hairy chest! hee, hee! x— Kirsty
- I used to believe that the disposable BBQ's had the meat displayed on the packaging was included inside. — Raggamuffin