The MarZy 2. Sobreviviendo en una base secreta

Para jóvenes lectores que además ejercen de espías, detectives, conspiradores y aventureros, este libro presenta todo tipo de sistemas, de lenguajes y de ingenios para crear y ocultar mensajes secretos. Desde las órdenes cifradas de Julio César, hasta el extraño mensaje en clave que escribió el hombre de la máscara de hierro, el código que utilizó Sherlock Holmes o la fabricación de tinta invisible, con ejercicios prácticos y un diploma acreditativo.

Explains the basics of the most powerful machines around town and describes their major parts and functions, featuring dynamic photographs that will make little ones feel as though they are in the driver's seat.

English Spanish Bilingual Children's Book Perfect for kids studying English or Spanish as their second language. In this children's book, Jimmy, the little bunny, explores autumn, his favorite season. He enjoys being outside and playing with colorful leaves. When it starts raining, he and his family find interesting activities to do at home. They spend a wonderful day together, no matter the weather.

One of North America's most popular sports, skateboarding combines balance, dexterity, and quick reflexes. Kids will get the lowdown on streetstyle and vertical skating and learn about the board, safety, motion and balance, and how to perform kickturns, spins, rock n' roll, and more.