“There’s a ghost in our classroom,” Ian informed me as I slid into the seat right next to him. “Really?” I asked, looking around his kindergarten classroom for clues. “How do you know?” And that was when the power went out. “Well, there’s some proof,” he suggested drily. “And the bathroom door keeps opening and closing.” “It’s really windy out,” I said. “We’ve got a ghost,” Ian said plainly, tiring of my antics. And that…