Box Car Mysteries

When Mrs. McGregor, the Aldens’ housekeeper, learns that she cannot afford to keep her childhood home, the Crooked House, the Aldens want to help. For years, there has been an unsolved riddle about the house, and solving it could lead to a treasure! Will the treasure save the Crooked House? Can the Boxcar Children find it in time?

The Boxcar Children have entered the Ruby Hollow Gem Mine’s annual gem-hunting competition. With a little instruction and the right gear, the Aldens have everything they need to become real rock hounds! They have a natural talent for rock-finding, and it’s not long before Jessie makes a fabulous find. But before she can enter her ruby in the competition, it disappears! Could there be a thief at the mine? Now, instead of digging for rocks, the Aldens are digging for clues. Who wants to win the contest so much that they would steal from the Aldens? The children don’t know, but they’re determined to find out!

The Aldens are helping to map out a new trail on Blizzard Mountain. As they travel through the frozen wilderness, they learn that there’s treasure buried somewhere on the mountain! The children begin to search for it, but someone or something is after them. Is Blizzard Mountain haunted, or is someone after the treasure?

The Aldens are visiting Grandfather’s friend Abby in Peachland, Canada - home of the mysterious lake monster called Ogopogo. When the children learn that Abby must sell her resort unless she can attract more business, they decide to help. But someone or something is trying to get in their way. Can they save the resort?

Walter the Cat is a star, but is he too famous for his own good? The Boxcar Children must find out who's trying to ruin this cat's career!

The Aldens are joining Dr. Iris Perez as she investigates legendary creatures around the world. In the last leg of the journey, the children travel to the Amazon rain forest. They love learning about all the different plants and animals they have never seen before. But is there really a creature in the forest that hasn’t yet been discovered?

The Aldens have joined Dr. Iris Perez as she investigates legendary creatures around the world. In this adventure, the children investigate what might be living in the deep trench off the coast of Puerto Rico. From manatees to mermaids to sea monsters, creatures of the sea have been attracting tourists to the area for years. But when a man on a nearby island goes missing, it’s up to the Aldens to sort out fact from fiction.

When the Aldens spend the summer riding on a train, they get to live in a train car once again - this time, they're staying in Caboose No. 777. The number is hard to forget, and indeed, the children meet people at each stop who seem to know it well. It turns out Caboose No. 777 has an unusual past - one that comes with its very own mystery!

Henry, Jessie, Violet, and Benny are going to visit a castle! Built long ago, the castle is now being turned into a museum. As the Boxcar Children help to restore it, they see mysterious lights and hear strange music. Faces appear in windows - and then disappear. Can the children solve the mystery hidden within the castle’s walls?

The Aldens have promised Grandfather a vacation from mysteries during their island visit. But the promise proves hard to keep when things start to go missing. Then an old fisherman tells Benny of the island’s ghost horse, and late that very night Benny sees a mysterious stallion galloping down the beach. Could the ghost horse have something to do with the disappearances?

Three complete stories in one collection! Includes The Spy Game, The Dog-Gone Mystery, and The Vampire Mystery.

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!

When the Aldens come across a robbery at an antique store, they decide to use their detective skills to help locate the stolen ruby ring, bracelet, and necklace. Yet before their investigation even begins, someone breaks into the Aldens' home and steals a box of Benny's favorite Silver Frosted Star cereal!

A bad storm hits Greenfield and leaves behind a mystery! With no power or internet, the Boxcar Children will need to put the pieces together the old-fashioned way. It’s been a while since the children have powered down. Can they figure out what’s going on while being unplugged?

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?

The Aldens are spending the summer traveling on a houseboat! Throughout their journey, the children have the feeling that they’re being watched. Someone is watching them - and the thing that he wants is somewhere on their boat! He’ll stop at nothing to get it and it’s up to the Boxcar Children to figure out why!

The Boxcar Children are spending the summer in a tiny, quiet New England fishing village. The little schoolhouse doesn’t have a proper teacher, so the Aldens are teaching! There’s also a very old library where nobody ever goes - nobody, that is, except for a mysterious stranger. For such a small town, Port Elizabeth has a lot of secrets!

The Alden children are helping their neighbors build a tree house. From the tree house, the children discover they can see into the attic of the house next door...and they notice a window that not even their neighbors know about! Does the old house have a secret?

It's summer at the shore, but someone wants to put a stop to all the fun! Who's ruining the rides at the amusement pier? The Aldens are on the case….

One warm night, four children stood in front of a bakery. No one knew them. No one knew where they had come from.