"Henry, Jessie, Violet, and Benny are brothers and sisters. They're orphans too, and the only way they can stay together is to make it on their own. When the children find an abandoned boxcar in the woods, they decide to call it home - and become the Boxcar Children!" --

The Alden children help out a storeowner at the Hope Harbor Mall and discover that someone is tampering with the merchandise shipments.

The Alden children visit a family friend at his apple orchard which is rumored to be haunted, but instead of a ghost they find that some of the families' valuable antiques are being stolen.

While staying at the Crooked House, the family home of their housekeeper Mrs. McGregor, the Aldens try to solve a riddle that will lead them to a hidden treasure.

When an elderly friend is injured, the Alden children offer to help him with his window-washing business in their small town of Greenfield and agree to help him solve a riddle that has arrived in a mysterious invitation.

The Aldens' boxcar is the perfect place for games, picnics, sleepovers, and fun. But is it also the perfect place for ghosts? When strange things start happening there, Benny is convinced that the boxcar is haunted. Will the Aldens be able to scare away the spook...or is it good-bye, boxcar?

The Aldens find themselves right in the middle of an Iowa cornfield and a brand new mystery The farm where the children are visiting is famous for its wonderful corn maze, and every year visitors come to walk through the maze and enjoy the Corn King Days festival. But the maze is being vandalized at night, and the festival is in danger of being shut down. Can the Boxcar Children catch the culprit and save the festival?

A family ghost may be back in Wisconsin! Henry, Jessie, Violet, and Benny discover a mystery that comes with its very own ghost story! When the children visit an old farmhouse, they learn the legend behind a painting there. Long ago, when a traveling artist painted a scene from the farm, he saw something that shouldn't have been there -- the family cow, who had run away years before. Did the artist see a ghost? And now the owner of the house has discovered...

The Alden's neighbor, Lina, thinks there's treasure hidden in her attic and she wants the Boxcar Children to help her find it. Of course, the children are eager to help search—but it appears they aren't the only ones looking for the treasure.

The Aldens are volunteering at the local recycling center, where they find plenty of things that can be reused, including a pinata that Benny takes home. But when the recycling center is vandalized, the Boxcar Children have a mystery to solve. Is there a treasure amidst the junk?