My mom told me that thunder was when God was very angry at something. So I used to believe that until a science class helped me get over that :)
A childhood belief about thunder and lightning

others believed things like this
- I used to think that thunder was god bowling. My sister told me that.— Eli
- My mother told me when I was young that thunder was from God bowling!— K.G.
- My mother always told me that thunder came from clouds colliding with each other.— Martijn
- I remember being told that thunder was just God moving his/her furniture around.— kipperfeet
- when i was young i was told that thunder represented god moving the chairs about— lips
- My Grama always told me that thunder was just God bowling and the lightning was when he got a strike!— Kim