When I was little, I believed that aeroplanes were sent into the air by giant slingshots.
A childhood belief about aeroplanes

others believed things like this
- I used to think that aeroplanes came to your house to pick you up.Anon
- I used to believe that aeroplanes could reverse when they are flying. Anon
- I thought the dog poo in the street was human poo dropped from aeroplanesAnon
- I used to think that aeroplanes were called "arrowplanes" because they were shaped like an arrow.— Eduardo
- That the white stuff coming out of aeroplanes meant that someone on the plane had just got married.Anon
- I used to believe watertowers were giant mushrooms O.o... Don't ask... Really...— Robyn