The Midnight MysteryBook - 2003
Someone or something is making a mysterious tapping sound at midnight in the home of a famous inventor known for her one-of-a-kind clocks. There is an invention convention taking place in the home and the Alden children are competitors at the convention. Does the mysterious tapping mean trouble for the convention? The children are determined to find out.
Publisher: Morton Grove, Il. : A. Whitman & Co., c2003.
Characteristics: 137 p. : ill. ; 20 cm.