The Boxcar Children．51，The mystery on the train / The Boxcar Children．58，The mystery at the Alamo / The Boxcar Children．72，The mystery in the mall / The Boxcar Children．52，The mystery of the lost mine / The Boxcar Children．32，The mystery in the snow / The Boxcar children．89，The mystery of the star ruby / The boxcar children．40，The mystery of the missing cat The Boxcar children．105，The mystery of the orphan train / The boxcar children．31，The mystery of the Singing Ghost The boxcar children．36，The mystery of the purple pool