It seems to me that the test-writers had a sense of humor by asking the test question, but the educators at that school over-reacted by the discipline they imposed.
See my post #100....http://www.freerepublic.com/focus/f-news/1733829/posts?page=100#100
Additionally....Pilkey's website reads:
"WARNING: This website contains scenes and material which may be considered too silly for grown-ups, small animals, and many varieties of houseplants. If you are a grown-up, a small animal, or a houseplant, we strongly urge you to seek the permission of a kid before browsing this site!"
Mr Pilkey? Is that you?