Ghosts Float around a number of Library rooms large and small while a girl studies in the foreground. Perfect for a wizard school type scene. 11 effects are included with a Ghost putting ghost books on a shelf a possessed girl horror ghost, and wizard girls doing a variety of spooky spells. Video FX for Halloween! No license required for Commercial Attractions. Hang a white screen in a window and using a projector you can project video onto your screen for a very realistic illusion. You can also show these on your television!