You're not afraid of ghosts, are you? . . . Good! Let's go to The Great Lantern Horror Show!"" Children who don't object to the authors' cozy familiarity can accompany them also to a shadow puppet show and a Lampascope slide show of Uncle Tom's Cabin, and follow them through the many intermediate stages and tangential developments (twirling discs, slotted pinwheels) right up to the first motion picture: the French Lumiâ‰¤re brothers' one-minute ""Baby's Breakfast."" Very early on, the authors explain the phenomenon of ""persistence of vision,"" and they apply it to problems and solutions encountered along the way. With their simple sentences, personal approach, and lots of old pictures (the text takes up less space than the illustration), it's easy as pie and mildly diverting.