I used to believe that jellyfish changed colors, because the two places where I could see them had tanks with lights that changed color. It never dawned on me until years later, that all the the jellyfish and the water changed the same color at the same time.
A childhood belief about general

others believed things like this
- I thought that little tiny people changed the color of the stop lights.Anon
- For a very long time I believed that there were little men underground that changed the traffic lights!— Melissa
- when i was little thought that ants changed traffic lights from green to red and vice versa.Anon
- when i was young i always thought that traffic lights were big lolly pops that changed colour— rudiger2
- I used to believe that jelly came from jellyfishAnon
- I used to think jelly came from jellyfish's tenticles— Rachey b