We tried to emulate an experiment once we got home, but M was determined that the hair dryer was only for drying hair and not for blowing balls.
edited2add: Ok, while at the museum today I made the executive decision to delay M's naptime because he was having so much fun. I am usually pretty strict about his sleeping just because we have had such a rough go of it. But I was like "Lighten up, it will be fine!" And so we stayed. And so he napped later than usual for his morning nap. And so he wouldn't go to sleep for his afternoon nap but instead fussed and cried. And so he had to go to bed early. And so............