I used to believe that the little bit of gunk in the corner of your eyes (or as my mom used to call it, sleep) would glow in the dark, I guess because it kind of looks the same color as the glow in the dark stuff. So I tried collecting it for a couple of days. I didn't work.
A childhood belief about sleeping

others believed things like this
- i used to think that eating carrots would make your eyes glow in the dark— nik
- my best friend was so pale i thought she could glow in the dark— tattiebird
- I believed that if I ate Ready Brek, I'd glow like in the TV ad. — Why Aren't I Glowing?
- I used to believe that after eating Ready Brek I would glow, but that only adults could see it.— michelle
- I was born brunette with brown eyes and dark hair, i thought people with blue eyes, had water in them.Anon
- if you read the bible in the dark your eyes would pop out— chriistabelle