When it comes to conjuring a snowstorm, 8-year-old Taylor Zelman has more than a few tricks aimed at getting the day off from school. She wears her pajamas inside out and backward. She runs around the kitchen table five times and flushes ice cubes down the toilet. And as she goes to sleep on winter school nights, she faithfully repeats, "I want it to snow, I want it to snow, I want it to snow."