I used to believe that when walking on the beach I wouldn't leave any foot prints if I concentrate all my weight in the top half of my body - I tried and tried but always left foot prints in the sand.
A childhood belief about physics

others believed things like this
- my older brother told me that if i didnt clean every bit of dirt out of the prints on my feet, i'd die— chel
- Adult diapers feel and sound just like baby diapers but dont have the cool prints on them— jakjflkaj
- I used to belive that if i put my foot in my mouth, I would get foot-and-mouth illness— Emily Sathrota
- I thought it was impossible for anyone to lift more than their own body weight. Just seemed to make sense..— Xenomorph
- When i was little i used to think that my foot was a "naughty part" that no one else was supposed to see.Anon
- When I was little I was conviced if you said twinkee in a mirror 3 time a foot would appear. Anon