My Daughter's Impression of My Class

Several years ago I took my oldest daughter to school with me for Take Your Daughter to Word Day. She was 8 or 10 years old at the time. It was a very bad idea because she quickly became bored with what I do for a living. I took her to class with me for my lectures and gave her some paper and pens to occupy her in case she got too bored. She produced the following drawing.