The Outer Space Mystery
FictionBrothers and sistersOrphansMystery and detective storiesChildren's fictionOuter space, fictionBoxcar children (fictitious characters), fictionBrothers and sisters, fiction
The Boxcar children investigate the disappearance of a student's research paper from an observatory and the subsequent disappearance of another student.
Writing a summary for young readers…
For young readers
Book data: Open Library