Evidence1. A snicker. Soft but clear.2. The mess3. White teeth gleamingin the shadowsPossibilities1. Vampires2. Ghosts3. Goblins4. Werewolves5. FairiesTo do1. Record evidence in logbook2. Do not tell Mom and Dad!3. Read (again!) The Little People:A Comprehensive History ofHobgoblins, Pixies, Brownies,and Sprites4. Set a trap5. Set up motion-sensor camera6. Ask Will and Franny for help?