Aliens Don't Wear Braces is a novella written by Debbie Dadey and Marcia Thornton Jones. It was first published in 1993 and is the seventh book in The Bailey School Kids book series.
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When the art teacher disappears after a strange display of flashing lights, it looks like Bailey Elementary is in a bind. But out of nowhere a mysterious and pale woman with silver-white hair and an unusual white outfit shows up to take her place. Soon after her arrival the objects of Bailey City start to lose their color, but the new teacher seems to be getting more colorful every day. Can the Bailey School kids stop Bailey City from being washed out before it's too late?