Relates the exploits of the four Alden children as they locate a missing man. The Boxcar children travel to Maine, take canoes into the wilderness and live in a house exactly like the one on Surprise Island, except the Maine house is brown, not yellow. They then untangle the mystery of the two houses.

"The Aldens are spending spring break on a beach, but they aren't just soaking up the sun. They're protecting an endangered species! Their job is to mark sea turtle nests so the eggs can be moved to a safe place to hatch, but someone is digging up the eggs without permission. Can the Boxcar Children figure out what's going on and help save the sea turtles?" --

The Aldens are visiting a small town known for its harvest festival. The town is beautiful in the fall, but rumors of the harvest moon and a werewolf are keeping people away. Can the Aldens get to the bottom of who—or what—is causing such a stir?

“The Mystery of the Stolen Boxcar”: Henry, Jessie, Violet, and Benny used to live alone in a boxcar. Now they have a home with their grandfather, and they're fixing up their boxcar so they can ride it in the big Greenfield Founder's Day parade. There's just one problem: Someone has stolen the boxcar... with their dog, Watch, in it! If only they can find the missing boxcar, it will lead them to Watch. Can the Boxcar Children solve their most important...

The Aldens are visiting a small town known for its fall festival, and while Grandfather is off taking in the fall colors, the children try out the town's newest attraction—a Halloween escape room! The Aldens love solving the puzzles to get out of the room, and they don't mind the spooky theme. The problem is, someone—or something—is making things downright scary for other customers! The Aldens are visiting a small town known for its fall festival,...

The Boxcar Children: Henry, Jessie, Violet, and Benny are orphans. Can they find a home where they can stay together as a family? Surprise Island: The Aldens spend the summer on their own private island. There they meet a new friend with an amazing secret! The Yellow House Mystery: Years ago, a man vanished from the yellow house on Surprise Island. Why? The Aldens have found a clue to the mystery! Three complete stories in one collection! This volume...

“The Mystery of the Stolen Snowboard”: Clayton Hollow does the best snowboarding tricks! But someone's playing a trick on him by stealing his snowboard. Can the Aldens help him? “Mystery of the Wild West Bandit”: Welcome to Wildcat Crossing! There's horses to ride, a Wild West show-and a mysterious troublemaker on the loose! “The Mystery of the Soccer Snitch”: Kayla's the star soccer player in town, but someone is trying to ruin her...

“The Mystery at the Crooked House”: 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 Hockey Mystery”: The Aldens' favorite hockey star, Kevin Reynolds, is...

“The Mystery of the Grinning Gargoyle”: Spooky gargoyles are peering into windows all over town! The Boxcar Children know gargoyles are just statues... but what is going on? “The Mystery of the Missing Pop Idol”: The Boxcar Children don't want to miss the chance to meet Madlynn Rose, their favorite pop star. But it turns out she is the one who's missing! “The Mystery of the Stolen Dinosaur Bones”: The Boxcar Children are trying to track...

“Superstar Watch”: The Wundermutt dog food company is searching for a very special dog to be in their commericals, and the Aldens bring their dog, Watch, to the tryouts! But plenty of other dog owners are hoping their dogs get the job, too-including a dog that's already famous. Does Watch have what it takes to be a star? “The Spy in the Bleachers”: It's a big week at Cogwheel Stadium-the Clayton Cogs are playing for the pennant! But the other...