Lost in the Black Forest, Otto meets three mysterious sisters and finds himself entwined in a prophecy, a promise, and a harmonica--and decades later three children, Friedrich in Germany, Mike in Pennsylvania, and Ivy in California find themselves caught up in the same thread of destiny in the darkest days of the twentieth century, struggling to keep their families intact, and tied together by the music of the same harmonica.

In 1938 Berlin, Germany, a cat sees Rosenstrasse change from a peaceful neighborhood of Jews and Gentiles to an unfriendly place where, one November night, men in brown shirts destroy Jewish-owned businesses and arrest or kill Jewish people. Includes facts about Kristallnacht and a list of related books and web resources.

The lives of two sets of best friends, Kate and Ruby in England and Erik and Hans in Germany, as well as a stray dog in London are brought together in unexpected ways during World War II.

Thirteen-year-old Corey Fletcher, a time traveler who has transpeciated into a wolf, makes another attempt to fix his family tree without rupturing history, aided by Leila and Bee, another time traveler.

Nine-year-old Rudi and his beloved daschhund, Hanno, face peril as they are being sent from Nazi Germany to England on the special trains called Kindertransports during World War II. Includes historical note.

Kidnapped by her own mother, a Nazi spy, teenaged Wendy is transported from Maine to wartime Berlin, where she secretly supports the resistance movement and learns a family secret.

June, 1942--Libya. Free French Officer Susan Travers was one of the few women on the frontlines in Africa during World War Two. After the Germans surrounded the military camp of Bir Hakeim, a shocking order was issued. The French troops were going to break out in the middle of the night--crossing through dangerous minefields and enemy territory--to reach their British allies. And Officer Travers would be leading the charge.