Book 3 in The Boxcar Children Mysteries

A mystery surrounds the old yellow house on Surprise Island! Years ago, a man vanished from the house, and no one knows how or why. Now a long-lost clue leads the Aldens to investigate the mystery—and to a new adventure!

Book 4 in The Boxcar Children Mysteries

Grandpa Alden's sister, Jane, is not feeling very well. She's very tired, quite cross, and she doesn't seem to like anyone, including Grandpa Alden. So when Aunt Jane ends up all alone on her ranch out west, it's the Alden girls who go to care for her and try to bring her out of her doldrums.

Soon, a mystery begins to unfold and the clues are everywhere; from the stranger on the train, to the beautiful yellow rocks on Aunt Jane's ranch. When Henry and Benny come out to join the girls, the four Alden children find themselves unraveling the intriguing mystery - with some amazing results!

Book 5 in The Boxcar Children Mysteries

In this fifth story of Boxcar Children series, the adventure begins when the entire town of Yellow Sands is left puzzled by a mysterious fire. Henry, Jessie, Violet, and Benny have returned to Mystery Ranch for their summer vacation, and they find themselves reunited with their summertime friend Mike.