It's nothing a Mr.Clean Magic Eraser won't take care of easily, but I've left it up for almost a week. It certainly doesn't make the door less attractive, and once or twice a day, Tye will walk up to her creation and point to it, saying "Flower!" before she leans over and smells her drawing. Apparently, this is Tye's rendition of a flower.
|Flower by Tye|
Crayon on painted door