You know how some calendars have the number of days left in the year and/or the day of the year that is was in the date box (ex: Feb 1 would have a '32' and a '334' in it), well I was CONVINCED from about age 6-8 that one of those numbers meant the number of days until a nuclear war started!
A childhood belief about general

others believed things like this
- when i was little i believed that your social security number was the number you were born on the earth — christine
- I used to believe that rounding a number meant drawing a circle around it.Anon
- I used to believe that after the number "ten" came the numbers "tendy-one, tendy-two..." etc.Anon
- Abba - Happy New Year
"Kangaroo year,
Kangaroo year..."— Santa Puncher - I used to believe there was a number "eleventeen". I could never quite work out where it went, though.— Matthew
- I used to think boys went "number two" with their pee pees. Anon