On the International Day of Peace, children all over the world, from India to America, Australia to Russia, speak their word for "peace" in celebration.

"It's 1918, and war is everywhere. John's father is fighting in the trenches far away in France, while his mother works in a menacing munitions factory just down the road. His teacher says that John is fighting, too, that he is at war with enemy children in Germany. One day, in the wild woods outside town, John has an impossible moment: a dreamlike meeting with a German boy named Jan. John catches a glimpse of a better world, in which children like...

In 1921, Mr. Barnstaple was just hoping to take a drive in the country and get a break from the busy nature of his life. Instead, he finds himself part of group of motorists who have been transported 3,000 years into the future. And while the future seems to be a utopia free of crime, poverty, and disease, the others who have traveled with Mr. Barnstaple's are determined to make their new surroundings like that which they traveled from.

Stella North is one of twelve young pilots competing in a 1937 air race meant to promote peace in Europe, but when one of her competitors is sabotaged, Stella races to determine who is capable of murder, and who might be the next victim.

Through letters to his little sister, who is living in a different foster home, sixth-grader Lonnie, also known as "Locomotion," keeps a record of their lives while they are apart, describing his own foster family, including his foster brother who returns home after losing a leg in the Iraq War.

While out hunting with his friends, twelve-year-old Okwaho's friend is kidnapped by a neighboring tribal nation. The Five Nations of the Iroquois have been at war for as long as anyone can remember, and Okwaho is determined to get revenge. But before he can do anything, Okaho meets a stranger with stories of a Peacemaker. Okwaho believes that the Peacemaker could convince the leaders of the Five Nations of the Iroquois to stop fighting, and his actions...

Illustrations and simple, rhyming text show different ways that peace can be found, made, and shared.

"Lark has fled Northaven with her mother and is urgently seeking a safe haven. Nightingale is being held captive and forced to use her songlight against her own people. Piper has been promoted up the ranks, where nothing but bloodshed is demanded of him. Rye has stumbled across an incredible airship, the likes of which has never been seen before... All four are united by their desire for peace. But peace between feels more fragile than ever." —publisher....