When Henry, Jessie, Violet, and Benny boarded a train to help the Reddimus Society return a stolen treasure, they didn't plan on traveling around the world. But after a close call with the society's archrivals - the Argents - it's now up to the Boxcar Children to return the remaining six artifacts to their rightful homes. As the children travel through Egypt, Kenya, England, and Italy, can they stay one step ahead of those trying to sabotage their plans?

One warm night four children stood in front of a bakery. No one knew them. No one knew where they had come from. Henry, Jessie, Violet, and Benny are orphans. Can they find a home where they can stay together as a family? 

Henry, Jessie, Violet, and Benny chart a course for China to return the Reddimus Society's fourth artifact! Along the way they meet old friends and make new ones, but a thief threatens to ruin their trip. Then, after an unexpected stop in Thailand, they meet a suspicious man claiming to work for the Reddimus Society. The Aldens wonder if someone close to them is working for the other side. Who can the Boxcar Children trust to help them?

Henry, Jessie, Violet, and Benny didn't think the old trunk in their house held anything interesting. But an unusual statue they find inside leads them to the Reddimus Society, a secret guild dedicated to returning lost treasures to where they belong. Now the Aldens must help their new friends by traveling across the country with the statue and six mysterious boxes! Can the Boxcar Children keep these seven treasures out of the wrong hands?

The Alden children are visiting Aunt Jane when a nearby house burns down. Their friend Mike is blamed for starting the fire! Can the Aldens help find the real criminal?

The Alden children are staying at the New England farmhouse where their grandfather grew up. There are many stories and legends about the old farm, and there's a woodshed near the house that holds a surprising secret...a secret that dates all the way back to the Revolutionary War!

The Aldens spend the summer on their own private island. There they meet a new friend with an amazing secret! 

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 Aldens visit their mysterious Aunt Jane at her run-down ranch and make a surprising discovery!

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 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 Boxcar Children are going on vacation to Dragon's Mouth Cavern. The four Aldens like rock hunting in the area, until Benny finds a sinkhole that leads to the underground caves. While exploring the caves, they realize that someone doesn't want them there. But why?

The Aldens climb a mountain and find a mystery! The hike up Old Flat Top was only supposed to take a day, but a dangerous rockslide changes everything to reveal a hidden cave that just may hold a legendary treasure!

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. Using their knowledge about Australia, the Aldens find the coin's owner, but a saboteur is again hot on their heels and nearly spoils their hard work. Next up, the Aldens travel to frigid Antarctica, where they need to return an artifact to the hut Shackleton used on his expeditions to the South Pole.

The Aldens are making the journey to their Aunt Jane’s house on an overnight bicycle trip. But on their first night, the children are caught in a rainstorm and have to take shelter in an old, abandoned house where a most unusual mystery - a lost dog - finds them!