Box Car Mysteries

The Boxcar Children are going to college! That is, they are going to Mountvale College to help Grandfather at a convention of young astronomers. The Aldens learn many interesting things, and get to look at the stars and planets through a telescope at the observatory. But then some valuable information disappears - along with one of the students at the convention. What's going on? It's another mystery for the Boxcar Children!

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... and 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!

An orchestra is coming to town! The children are excited to hear the orchestra play, to meet the musicians, and to learn how to make their own instruments. The orchestra is also displaying a very valuable, old piece of music. But when it mysteriously disappears, it's up to the Boxcar Children to find it!

Cousin Alice is running for mayor, and the Boxcar Children must find out which of her opponents is using sneaky tricks to win the race!

The Aldens are at the Greenfield train station to meet their favorite mystery writer! Gilbert Finch has agreed to come to their library and meet all of his fans. But when Finch’s train arrives, there is no sign of him anywhere. The famous author has vanished! Will the Boxcar Children be able to find him?

A local radio station is holding the Great Detective Race, and the Boxcar Children have entered the contest! They solve riddles and search all over town for clues leading to the grand prize. But when some of the clues turn out to be fake, it's clear that someone is playing unfairly! Who could be trying to ruin the race - and why?

A dusty old theater that was shut up for years is coming to life again, and the Aldens are there for opening night! They're excited to help out backstage with a brand-new mystery play. But the Trap-Door Theater has mysteries of its own - with rumors of ghosts, disappearing props, and even a haunted seat! What secrets lie behind the scenes?

When Works Progress Administration editor Millie Lang finds herself on the wrong end of a potential political scandal, she’s shipped off to Montana to work on the state’s American Guide Series—travel books intended to put the nation’s destitute writers to work. Millie arrives to an eclectic staff claiming their missed deadlines are due to sabotage, possibly from the state’s powerful Copper Kings who don’t want their long and bloody history with union organizers aired. But Millie begins to suspect that the answer might instead lie with the town’s mysterious librarian, Alice Monroe.

The Aldens travel to Everglades National Park to help find a park ranger who has been missing for days. However, everyone they talk to seems angry and secretive instead of worried. Henry, Jessie, Violet, and Benny are determined to solve this mystery, even if it means following the trail deep into the spooky Everglades.

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 Boxcar Children and their grandfather are going to New Orleans. The Aldens like exploring the city. Most of all, they like helping Grandfather's friend clean up her old, dusty bookstore. They discover lots of interesting things in the store, especially a beautiful set of fairy tales. But then mysterious things start to happen. One of the books in the set is missing! Someone is after something the Boxcar Children have. Will they be able to solve this new, exciting mystery?

When their friend Sam gets a letter full of riddles from an eccentric millionaire, the Aldens are eager to help him crack the code. If Sam can solve the puzzle, he will inherit the millionaire's money! But Sam isn't the only one in town to receive a letter - and whoever solves the mystery first will win the prize!

Cakes! Decorations! Party games and favors! The Alden children are having fun helping out at neighborhood birthday parties. But then a house is robbed - its hidden safe emptied - while Jessie, Henry, Benny, and Violet are downstairs entertaining. When a second safe is robbed during a party, the Boxcar Children decide to solve the mystery.

The Boxcar Children love exploring the train, watching the beautiful scenery from the observation car, and eating in the dining car. But the train ride gets really interesting when they meet a young woman who has had something very valuable stolen from her.

The Aldens are helping their grandfather organize Greenfield's Winter Festival. When the Boxcar Children get a roll of photos developed, they find a secret message hidden in one of them. They are baffled, and things become even more mysterious when they realize that someone is trying to ruin the Winter Festival by tearing down the decorations and stealing a local statue! There must be a connection between the message and everything that is going wrong.

The Aldens are visiting the Alamo with their grandfather. They arrive at the Alamo to find that a movie is being made there - and they are going to be in it. But then things start to go wrong on the movie set, and a priceless ring from the Alamo Museum disappears. Are the two things connected? It is up to the Boxcar Children to solve this new puzzle

When the Aldens hear that Mr. Wood's cat Spotzie is missing, they immediately help out by putting up "LOST CAT" posters and going door-to-door with a photograph of the cat. But along the way, they meet some strange characters, receive frightening phone calls, and even find a cat that looks just like Spotzie - but is it? It seems that the more they search, the more mysterious the mystery becomes!

When the Aldens visit their friend Fran in Wisconsin, they can’t wait to hear her tell the story of the runaway ghost. Fran’s family ghost hasn’t been spotted in years, but the Aldens still shiver at the spooky tale of the ghost’s bell clanging after dark. Then, Violet hears a mysterious ringing in the middle of the night, and the children start to wonder - could the runaway ghost be back?

The Alden children are going back in time by helping at an old Victorian house that has been turned into a museum. But rumor has it that the place is haunted by the spirit of practical joker Horace Wagner! Is there really a ghost?

The Boxcar Children decide to raise money to help the Greenfield hospital. At Beth’s suggestion, they form a service called The Boxcar Helpers - to babysit, wash cars, mow lawns, and care for pets. But Beth keeps disappearing. And then other things start to go wrong. Is someone trying to put them out of business?