Gertrude Chandler Warner

While visiting a small town in Alabama, the Aldens hear mysterious howls at midnight, leading them to wonder if an old local legend about a ghost dog is true.

The Boxcar children investigate the disappearance of a student's research paper from an observatory, and the subsequent disappearance of another student.

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.

While staying at the Winding River Lodge, the Alden siblings investigate tales of a zombie haunting a lake in the woods.

The Boxcar Children know how much work it takes to live in the wilderness. They also know how much fun it can be! The children love exploring and learning new things at a primitive skills summer camp. But when strange things start happening around the camp, they need to use another of their favorite skills--mystery solving!

On a camping trip to Arizona with their grandfather, the Alden children search for a lost gold mine.

The Alden children draw upon their resourcefulness to save the neighborhood firehouse from being torn down, while they also face a series of mysterious incidents connected with it.

While visiting the Outer Banks of North Carolina, the Aldens see a mysterious wild horse that may be a ghost.

The Aldens accompany their grandfather to his class reunion and investigate the possibility of a buried Civil War treasure, and of a ghost in the bell tower, at Goldwin University.

One warm night four children stood in front of a bakery. No one knew them. No one knew where they had come from.