"A nonfiction manuscript for young readers about a group of Allied spies and codebreakers that cracked the Nazis's infamous cypher, allowing them to read secret military messages and turn the tide of World War II. During WWII, as the Germans waged war, every Nazi plan, every attack, was sent over radio. But to the Allies listening in, the messages sounded like gibberish. The communications were encoded with a powerful cypher-unless you could unlock...

Soon to be a major motion picture directed by George Clooney
The #1 New York Times bestseller freshly adapted for the next generation.
Inspiration for the PBS American Experience Documentary 'The Boys of '36'
 
For readers of Unbroken, out of the depths of the Great Depression comes the astonishing tale of nine working-class boys from the American West who at the 1936 Olympics showed the world what true grit...

"A non-fiction introduction to the massive scale of the known universe"--

Explores daily life in Paris, from the time of its early settlement in the seventh century B.C. through the Middle Ages up to two world wars and after.

Describes winter, the things that can be seen during that season, and the changes that the Earth goes through then.