As a kid, I use to believe that candles were made out of ear wax.
A childhood belief about general

others believed things like this
- I used to think that the wax statues at Madame Tussauds were made of recycled candles and crayons.Anon
- I used to think that eggs were made in a factory. The oval shell made them fit perfectly in the egg cartons.— Sherry
- I used to think eyedust was made by people who lived in your eyes and made buns.— The world looks to me.
- i thought salt made food cold, since pepper made it *hot* — cattiva
- I used to believe that the twinkling of the stars made the sounds that crickets made.Anon
- I used to think that a movie is made in realtime. I tought that a 2 hour movie is made in 2 hours.— Alexander