Mysteries through time

In 1918, caring for her family's homing pigeons while her father is away fighting in World War I, twelve-year-old Pam comes to suspect that a mysterious stranger in her small North Carolina town is a German spy.

Susan, eleven years old in 1914, encounters a mystery through an independent-minded female boarder and becomes involved in the growing suffrage movement in New York City.

At the start of the Klondike gold rush of 1897, while traveling through Canada with her father, uncle and friends, twelve-year-old aspiring author Hetty tries to determine the identity of a thief.

In 1878, twelve-year-old Ida Kate and her widowed father welcome a mail-order bride and her baby to their Kansas homestead, but Ida Kate soon suspects that the bride is not the woman with whom Papa has corresponded.

In the early 1700s, twelve-year-old Suzette, an Ojibwa-French girl, hopes that her father will win the fur-trapping contest so that he can quit being a voyageur and stay with his family year-round, but when he is accused of stealing, Suzette must use her knowledge of both French and Ojibwa ways to find the real thief.

In 1865, while helping her family keep their Virginia farm going through the end of the Civil War, twelve-year-old Cassie meets a Confederate deserter and a Yankee prisoner of war and tries to discover who has been stealing from the farm.

In their Pennsylvania town in 1942 twelve-year-old Charlotte and her classmates collect scrap metal for the war effort only to have it disappear from the school basement.

In 1908, eleven-year-old Innie joins the library club at a settlement house that serves immigrant families of Boston's North End, but when items and money disappear from the settlement house, Innie's past as a troublemaker puts her under suspicion.

In 1726, twelve-year-old Rachel and her friend Sally discover a pirates' hiding place on a deserted island near Charles Town, South Carolina, and they suspect it may be connected to the woman who will soon become Rachel's stepmother.

In 1928, Bessie's father takes her and her brother Eddie from their mother in North Carolina to live with their aunts in Harlem, and then her father mysteriously disappears.