Related Series: Treasured Horses Collection, Treasured Horses Collection, Fifth Grade S.T.A.R.S., Choose Your Own Adventure: Young Readers, Sleepover Friends
The Double R Detectives book series by Susan Saunders & Dan Weiss includes books The Case of the Dude Ranch Rustlers and The UFO Mystery. See the complete Double R Detectives series book list in order, box sets or omnibus editions, and companion titles.
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