As a small Catholic child attending Benediction I used to believe that during the ceremony they were burning INSECTS (i.e.incense) and wondered why insects would smell so bad when burned.
A childhood belief about church

others believed things like this
I used to believe that some insects had twenty lives.LOLAnon- I used to believe that when I farted, i could smell up all the stench before anyone else could smell it.— Tim
- I used to believe that when I see a flock of birds in the sky, they have a wedding ceremony.— Mr. Used to
- As a child I always wondered why I could see everyone else's face and not mine.— Amit
- I thought that 'burning' DVDs and CDs was literally incinerating them. — These Tunes Are FIRE!
- As a small child I always confused someone being unconcious with someone being dead.— Rick