The Boxcar Children offer to help Aunt Jane's friend, Kay, fix up her run-down motel.

A hip new doughnut shop known for its bizarre recipes is opening up in Greenfield. At first, the owners of the other doughnut shop in town, Delilah?s, aren?t worried. But when the new shop starts making doughnuts that look just like some of Delilah?s greatest hits, the Boxcar Children must figure out if it?s just a coincidence or if someone from the new shop is stealing Delilah?s recipes.

The Alden children are staying at the home of a famous inventor known for her one-of-a-kind clocks. The clocks sound loudly at every hour, especially at midnight! But the clocks aren't the only noise. Is the house haunted by the ghost of the inventor? The Aldens are determined to find out!

The Aldens are going to visit a guide dog school; but once they arrive, mysterious things start to happen. Benny sees strange lights in one of the dormitory rooms. Then late one night, someone breaks into the kennel where the guide dogs are kept. Is someone after one of the dogs? The Boxcar Children are determined to find out!

Violet and Jessie begin an adventure when they journey to Centerville to keep Aunt Jane company on the family ranch.

The Alden children are searching for a rare comic book of their favorite superhero, Captain Fantastic. They finally find the comic and something else, too - a strange note inside, 'signed' by the comic's creator. The Aldens realize the note is a fake.

"The old abandoned school in Silver City is being fixed up as an art center and the Boxcar Children volunteer to help clean up the place. But the other volunteers are scared by the spooky goings-on in the school--doors lock by themselves, and chalkboard messages appear out of nowhere! Will the Aldens find out the secret of the haunted school?"--

When the Aldens hear that Grandfather's friend Mrs. Ashleigh had an ancestor who was a pirate, they decide to hunt for his hidden treasure. But then strange things start to happen, and it looks like someone else wants to find the treasure--and keep it! Can the Boxcar Children stop the thief before the next hurricane hits?

The Aldens are spending a weekend at Goldwin University for Grandfathers college reunion. The children are fascinated by the mysterious clock tower overshadowing campus and they soon learn that the tower might hold the key to a valuable secret from the past! But there are strange lights coming from the clock tower at night. Is it haunted? Or is someone else searching for the secret of Goldwin University?

The Aldens visit an old Kansas inn that's full of secrets! Nobody knows why a famous photographer visited the inn just to take a single picture. And what about the other legendary guest, a heroic young stranger who'd come west on an 'orphan train'? A long-lost riddle just might solve all these mysteries!