Caboose on the Loose, #6

The Ryder family offers to use their private train to pull an antique caboose to a fancy train convention. But, before they can hook up the caboose, somebody steals it! How can a crook swipe a caboose? And where could the crook hide it? It's a big mystery, but the Ryder kids really want to figure it out! 124 pages, softcover. Approximately Grades 3-4.

The Mystery Ryders series is a collection of kid-friendly adventures about a girl detective who travels with her family on board their private train car, crisscrossing America, finding adventure along the way. Each story is told by the detective herself, May Ryder, who, with the help of her brainy big brother, never stops trying to do the right thing as she solves her next big case.