The Boxcar Children Collection: The Boxcar Children (Book 1), Surprise Island (Book 2), The Yellow House Mystery (Book 3)

The Boxcar Children
Henry, Jessie, Violet, and Benny, four orphaned siblings, suddenly appear in a small town. The children make a home for themselves in an abandoned red boxcar they discover in the woods. Ambitious and resourceful, the plucky children make a happy life for themselves - until Violet gets too sick for her brothers and sister to care for her.

Surprise Island
Adventure abounds as Henry, Jessie, Violet, and Benny spend a summer living on their grandfather's island. The kids confidently face everyday challenges armed with only their imaginations and the support of each other. Listeners are in for a suspenseful ride as the Aldens work together to discover the true identity of Joe the handyman before their holiday ends.

The Yellow House Mystery
Henry, Jessie, Violet, and Benny used to live alone in a boxcar. Now they have a home with their grandfather and are determined to solve the mystery that surrounds an old yellow house on his property when they find a letter written by the brother of a man who vanished! And that's only the first startling discovery they make!