Four brave siblings were searching for a home ? and found a life of adventure! Join the Boxcar Children as they investigate the mystery of an old ranch in the fourth book in this illustrated chapter book series beloved by generations of readers. The Aldens spend the summer on their Aunt's ranch! The ranch is a beautiful place, but it's also the source of trouble between Aunt Jane and Grandfather. As the Boxcar Children explore the land, they make an amazing discovery. Will it help mend Aunt's Jane's and Grandfather's relationship? What started as a single story about the Alden Children has delighted readers for generations and sold more than 80 million books worldwide. Featuring timeless adventures, mystery, and suspense, The Boxcar Children? series continues to inspire children to learn, question, imagine, and grow.