One of my friends used to believe that the letter "M" could have as many lines as she wanted so she would do a letter M so it looked bit like MMMMM.
A childhood belief about spelling

others believed things like this
- I used to believe that l-m-n-o-p was one letter.— Micheal
- I used to believe LMNOP was one whole letter.— Walked
- i used to believe i would get my letter to hogwarts when i turned 11— katie Phillips
- I used to believe that L-M-N-O-P was 1 letter, pronounced elemenopeeAnon
- In preschool, I thought that the letter N came twice in the alphabet- W X Y N ZAnon
- I used to believe that at Christmas if your house never had a chimney then santa came through your letter box— Rhys James