By Amy Yamner Jenkins | Chief Operating Officer | Education Elements, Inc. I remember the day quite clearly: the door to my portable classroom opened and my principal walked in. My heart skipped a beat — it was my first year teaching and the first time any school leader had come into my room. I was immediately worried about the clipboard in her hand and the uncapped pen. I was convinced that whatever I was doing would be wrong, that the moment would be off, that my students unengaged or the lesson would go off the rails. I was nervous…