The Boxcar Children．41，The mystery of the hidden beach / The boxcar children．39，The mystery of the hidden beach The Boxcar Children．49，The mystery of the stolen boxcar / The Boxcar Children．42，The mystery of the missing cat / The Boxcar Children．45，The mystery of the stolen music / The boxcar children．40，The mystery of the missing cat The Boxcar children．100，The mystery of the haunted boxcar / The Boxcar Children．31，The mystery of the singing ghost / The Boxcar children．105，The mystery of the orphan train / The Boxcar Children．67，The mystery of the stolen sword /