Small Wonder, Season 1

When genius cybernetics engineer Ted Lawson brings home his top secret invention, a Voice Input Child Identicant or V.I.C.I., life becomes anything but mechanic for the Lawson family. With Ted's boss and nosy family next door, his family must pass off Vickie as a real child. It's easy for his wife Joan who can't help dotting on her like a real daughter, but harder for his precocious son Jamie who uses Vickie to do his homework and ward off Harriet, the annoying red headed girl who has a crush on him. Also starring Edie McClurg as Harriet's busybody mom.