The Aldens are bound for the Science and Hobby Fair, but when a bad storm hits, they’re forced to stay in the bus station. Before they know it, the Boxcar Children are in the middle of a mystery involving a polluted river, two strange boys, and a bus station manager who knows more than anyone suspects...
The Greenfield Museum is holding a special exhibit all about ancient Egypt, and the main attraction is a 4,000-year-old mummy! But ever since the mummy arrived, nothing's gone right for the museum or its workers. Could the spooky sarcophagus be behind all the bad luck?
When the Aldens visit Peggy and Doc Firmin's farm, they're in for a treat: a behind-the-scenes look at a real teddy bear workshop! But a very rare and valuable bear has disappeared from the toy hospital. Now it's up to the children to track down the teddy thief!
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!
Henry, Jessie, Violet, and Benny used to live alone in a boxcar. Now they have a home with their grandfather and they’re going on an exciting trip to New York City! The children have a great time visiting the Empire State Building and ice skating at Rockefeller Center. But they discover something very strange at the hotel swimming pool: Someone has dyed the water bright purple! Who would do that? And why?
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?
The Aldens are helping out at their favorite ice cream store in town, the Shoppe. When very strange things begin to happen, the Shoppe is in danger of losing its customers and going out of business. Can the Boxcar Children solve the mystery and save the Shoppe before it’s too late?
When the Aldens first arrive in Elbow Bend, they meet Kate Frances, who tells them all sorts of ghost stories about the town! The scariest tale is about a ghost dog who howls at midnight and appears to warn people of danger! The Aldens think it is just a story until they hear dogs all over Elbow Bend howling at midnight. Does the ghost dog really exist or is someone playing a trick on them? The Boxcar Children are determined to find out.
The Aldens are so excited when they get to meet other balloonists, learn how hot air balloons work, and even help the crew launch a balloon. Then, things start to go wrong. Someone is trying to ruin the rally, and the Boxcar Children might not get the chance to ride in a hot air balloon after all - unless they solve the mystery in time.
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 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?
The Aldens have joined a bicycle race! Three days of riding and camping should be fun for everyone. Even Grandfather has joined the race. But right from the word “Go!” things go wrong: misleading road signs by day and collapsing tents by night. Henry’s first flat tire could be bad luck, but three flat tires point to foul play. But who is playing foul — and why? The Boxcar Children are determined to solve the mystery before they cross the finish line.
