But what happens in the fourth grade you get individual ways you write - you have a unique way of making your A, O or E's.
When you were in first grade, there were letters above the chalkboard.
You start out as if you're going to fool them, and the minute your mind strays to anything else, you revert to the way you normally write.
This individual used a habit of using upper case (letters) where there should have been a lower case.