I remember learning the names of body parts, and being confused about my mouth. I thought it was called my "face". I had probably heard about "smiling faces" or "a smile on your face", and assumed that the part that does the smiling, with the lips and teeth, was called the face.
A childhood belief about general

others believed things like this
- i thought the line "saving my face" from the KT Tunstall song of the same name was "shaving my face"Anon
- If you pulled a face, and the clock struck on the hour, your face would stay in that position.— Jo V...NL
- I used to believe that England was shaped like a Sewing Machine Box, Germany was a Smiling Sun. Anon
- I used to believe in my imaginary friend dooodle.
Doodle was a stickperson and was always smiling.— Samantha - I thought god looked like the face on the play-doh can!— Jonathan Franz
- I used to believe that if you put cow poo on your face, it would get rid of my freckles. — Col x