The Aldens knew they would be investigating a mystery at Eton Place. But they had no idea there might be a ghost there too! The Aldens knew they would be investigating a mystery at Eton Place. But they had no idea there might be a ghost there too! The Aldens knew they would be investigating a mystery at Eton Place. But they had no idea there might be a ghost there too! Adapted from Gertrude Chandler Warner's story of the same name, this early reader allows children to start reading by themselves with a Boxcar Children classic.

The Aldens learn about ancient Egypt—and discover a mystery! The Aldens are helping the Greenfield Museum set up an exhibit about ancient Egypt. Is the museum's mummy cursed? Adapted from Gertrude Chandler Warner’s story of the same name, this early reader allows children to start reading by themselves with a Boxcar Children classic.

During a surprise snowstorm, the Aldens find an adventure—and a mystery! When a snowstorm forces the Aldens to shelter in a cabin, they come across a coded message. Can they solve the mysterious puzzle? Adapted from Gertrude Chandler Warner's story of the same name, this early reader allows children to start reading by themselves with a Boxcar Children classic.

The Aldens know vampires aren't real. At least, they thought they did! Can the children figure out who is bringing the legend to life? The Aldens know vampires aren't real. At least, they thought they did! Can the children figure out who is bringing the legend to life? The Aldens know vampires aren’t real. At least, they thought they did! Can the children figure out who is bringing the legend to life? Adapted from Gertrude Chandler Warner’s story of the same name, this early reader allows children to start reading by themselves with a Boxcar Children classic.

The Aldens investigate a mystery from the Gold Rush! The Aldens investigate a mystery from the Gold Rush! When Cousin Joe's friend disappears, the Aldens are eager to help find where he's gone. Their journey leads to the Superstition Mountains in Arizona, where a story about a lost gold mine has attracted treasure hunters for more than a hundred years. Did the legend bring Joe's friend to the West? To find out, the Aldens will need to dig in to a mystery going all the way back to the Gold Rush.

A mysterious journal leads to a hunt for buried treasure. A mysterious journal leads to a hunt for buried treasure. When the Aldens help Aunt Jane move into a summer home on the coast, they're excited for a relaxing break in the quiet town. But when a boat called Alden Explorer washes ashore in the night, the children discover a mystery with their name written all over it—literally! Investigating further, they discover a strange journal, talk of buried treasure, and a mystery going back hundreds of years.

The Aldens notice that someone is keeping a close eye on their new neighbors. Can they figure out why? The Aldens notice that someone is keeping a close eye on their new neighbors. Can they figure out why? Henry, Jessie, Violet, and Benny aren't expecting a mystery when they offer to show their new neighbors around Greenfield. But when they uncover a series of coded messages hidden in historical documents, they realize they might still have a lot to learn about their hometown's past. The situation gets even more suspicious when the Aldens realize someone is trying to stop them from discovering the truth. Will they be able to crack the code and uncover Greenfield's true history before the evidence is lost forever?