Gertrude Chandler Warner

Three complete stories in one collection! Includes Mystery Ranch, Mike's Mystery, and Blue Bay Mystery....

Three complete stories in one collection! Includes The Woodshed Mystery, The Lighthouse Mystery, and Mountain Top Mystery....

The Aldens' neighbor, Lina, thinks there’s treasure hidden in her attic, and she wants the Aldens to help her find it. Of course, the children are eager to help search—but it appears they aren’t the only ones looking for the treasure.

The Aldens visit Goldwin University, where Grandfather attended college. The old library is about to be torn down....

The Aldens visit an old Kansas inn that’s full of secrets! Nobody knows why a famous photographer visited the inn just to take a single picture....

The Alden children knew there was a mystery at Eaton Place, but they had no idea there would be a ghost there, too!

The Aldens are helping to map out a new trail on Blizzard Mountain....

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.

When their friend Sam gets a letter full of riddles from an eccentric millionaire, the Aldens are eager to help him crack the code....

The children investigate some mysterious happenings in their hotel in New York City....

As the children tour the famed Sydney Opera House, their next puzzle - and its key - falls right into their laps. They need to find the rightful owner of a rare Australian coin....

The Aldens are visiting a real dinosaur dig in Montana, in an area full of fossils and caves....

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....

When the Aldens hear that Grandfather's friend Mrs. Ashleigh had an ancestor who was a pirate, they decide to hunt for his hidden treasure....

The Aldens are excited to visit a deserted South Seas island. But soon they discover clues that they are not alone. Is someone on the island watching them....

The Boxcar Children and their grandfather are going to New Orleans. The Aldens like exploring the city....

The Aldens are helping a local carpenter build a giant yo-yo that could break a world record! But when plans are stolen, it’s clear someone doesn’t want this yo-yo to be built....

It’s spring, and all the baby animals are being born—a perfect time to visit the zoo. The Aldens and their friends are taking pictures there for a photo contest. But when cameras go missing and a girl is accused of cheating, the Boxcar Children must find out just who is monkeying with the contest!

The Boxcar Children are spending their vacation on a farm. They learn to do everything from milking cows and making homemade jam to raising a barn....

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....