Elizabeth C. Bunce
When twelve-year-old aspiring detective Myrtle Hardcastle learns her neighor in quiet Swinburne, England, a breeder of rare flowers, has died she is certain it was murder and that she must find the killer.--
When someone commits robbery and murder aboard the luxurious train on which Myrtle Hardcastle, her Aunt Helena, her governess Miss Judson, and cat Peony are traveling, Myrtle is determined to find the culprit.
4) Star crossed
In a kingdom dominated by religious intolerance, sixteen-year-old Digger, a street thief, has always avoided attention, but when she learns that her friends are plotting against the throne she must decide whether to join them or turn them in.