"Henry, Jessie, Violet, and Benny Alden are orphans looking for a place to live together as a family. Could a boxcar in the woods be their new home?"--

"Years ago, a man disappeared from the yellow house on Surprise Island. Why? The Aldens have found a clue to the mystery! Adapted from Gertrude Chandler Warner's story of the same name, this new version introduces young readers to a Boxcar Children classic." --

After a series of strange events, the Alden children must solve a mystery to help their friend Mike and his family.

The Alden family rents a houseboat to drift down the river, and encounters a mystery in the little towns along the river, involving a fast black car.

A young Canadian visitor helps the Alden family solve a mystery involving a lost coin collection.

The Alden children save an old woman's house, land, and all the animals in her animal shelter from greedy contractors.

While helping fix up the old house their cousins have bought, the Aldens hear stories about its being haunted and find evidence suggesting that there may be a ghost there.

The Alden children suspect someone of trying to sabotage the local dog show.

When their favorite pizza restaurant almost goes out of business, the Alden children try to help their friends stay open while they find out who is behind all their problems.