After reading Norse mythology at the library, I thought that Thor was one of God's angels and was put in charge of storms, and that he and God were just playing darts.
A childhood belief about thunder and lightning

others believed things like this
- I thought the 'dubbing mixer' on TV credits was the person in charge of stirring the make up for the actors.— Clive
- I used to believe as a child that t-storms (aka thunderstorms) where actually tea bags falling from the sky.— Samantha
- There were no writers behind children's books--they just magically appeared at the library! Anon
- We knew a woman named Barbara Hannah, and I thought she was was in charge of Hannah-Barbara!Anon
- When I was about 5, I thought that English was the reverse reading of Turkish.— sel
- I used to believe that angels painted the sky.— Jessica