He nodded toward the sub. "This is going to be a blow-off day."I dragged my mind away from magical intrigue. After being homeschooled for most of my life, some parts of the "normal" school world was a mystery. "What does that mean, exactly.""Usually teacher leave subs a lesson plan, telling them what to do. I saw Ms. Terwilliger left. It said, 'Distract them.