Pam Muñoz Ryan

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.

Esperanza and her mother are forced to leave their life of wealth and privilege in Mexico to go work in the labor camps of Southern California, where they must adapt to the harsh circumstances facing Mexican farm workers on the eve of the Great Depression.

Twelve-year-old Max, who loves the legend Buelo tells him about a mythical gatekeeper who can guide brave travelers on a journey into tomorrow, sets out on a dangerous quest to discover if he is true of heart and what the future holds, armed with a treasured compass, a mysterious stone rubbing, and Buelo's legend as his only guides.

When Naomi's absent mother resurfaces to claim her, Naomi runs away to Mexico with her great-grandmother and younger brother in search of her father.

Tony, a macaroni penguin, is a middle child with very exasperating siblings, and although he never looks for trouble, it often finds him.

Describes how the weather was on the first Christmas.