I used to believe that if I was very still and very quiet, that I would turn invisible. I was sorely disappointed to find out that it didn't work.
A childhood belief about magic tricks

others believed things like this
- i used to believe that if i didn't work at school, i would have donkey ears, so now i work hard !!!— denis
- Yesterday I realised that invisible ink doesn`t make me invisible.— Jonathan Eleven years old
- I believed that when you got married (the wife) you didn't have to work. Boy, was I fooled. ha ha ha— Patty
- If I had bad gas I would sometimes start to run as I farted to escape the smell. It didn't always work.— Sammy
- My uncle once said that elves were really badchildren made to work in santa's work shop— Some guy
- I used to think a mustache grew out of your nose hairs. I tried to let mine grow, but it didn't work. — Barry