Gertrude Chandler Warner

"The Box-Car Children" by Gertrude Chandler Warner is a children's novel written in the early 20th century. The story centers on four siblings— Henry, Jess, Violet, and Benny— who decide to run away after their father's death and the fear of being sent to live with an unkind grandfather. As they embark on their adventure, they discover the significance of resilience, resourcefulness, and familial bonds while facing various challenges

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The Alden children have an adventure as they journey along with the Little North Railroad in two cabooses rented for the summer by their grandfather. A children's tale of adventure and excitement recounting the exploits of the Alden family's summer trip in cabooses

While on a cruise with their grandfather, the Alden children help discover who is behind the mysterious troubles of the ship--disconnected phone lines, engine trouble, a man overboard--and still have fun sightseeing, eating, and swimming.

A series of practical jokes at a restored nineteenth-century farmhouse makes the Aldens wonder if the ghost of its builder is at work.

Grandfather and Aunt Jane haven't spoken for years, but the children help them to once again talk to each other.

The Alden children hunt for their late grandmother's necklace that has been missing for years.

While visiting the Florida Keys, the Aldens encounter suspicious characters, strange incidents at night, and a plot to steal valuable coral.

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

When the Aldens help a friend of their grandfather's to build the world's largest yo-yo, they soon discover that more than one person is trying to prevent them from finishing the job--and for more than one reason.

The mysterious disappearance of a reclusive neighbor's cat involves the Boxcar children in some complicated detective work.