Tim Gregory
A trip in a caboose at the end of a freight train leads to an old clown and a search.
Unusual events start when the Alden children assist with a dinosaur exhibit opening at the Pickering Natural History Museum.
Someone steals the newly refurbished boxcar the Aldens are going to ride at the Greenfield Founder's Day Parade, they only have a couple of days to find it before the event.
The Alden children find a map that shows how to find a gold loot hidden in an old cabin in Yellowstone, but when they go to investigate they are met with interference.
Henry, Jessie, Violet, and Benny used to live alone in a boxcar. Now they have a home with their grandfather, and an exciting new exhibit to explore—from behind the scenes—at their local zoo. But disaster strikes when a pair of rare ferrets is stolen. The two huge California condors are the thief's next target. The Aldens quickly decide that the animals are being taken by someone that works in the zoo. But how do they stop a thief
...The Boxcar Children go camping with their grandfather and end up investigating who's behind the missing food and loud music that's scaring campers away.
Someone tries to sabotage the community theater play of "The Wizard of Oz" that the Aldens are in.
The Boxcar children put their detective skills to use with the neighbor's cat puzzling disappearance.
While investigating a jewelry store robbery the Aldens must also figure out who's stealing their favorite cereal.
The Alden children explore a series of mix-ups at the zoo in order to save it from pranksters and the town council.
17) Mike's mystery
A mystery involving a popular boy actor coincides with the arrival of many dubious people to Greenfield.
Some important papers and a student go missing from the observatory while the Aldens visit a college with their grandfather, they have to investigate both disappearances and see if they are connected.
The Boxcar children decide to help restore a historic firehouse when the town council starts thinking about demolishing it. Soon enough they realize that someone is hindering their efforts.