Cómo funcionan las ruedas y los ejes

This book describes a snowstorm, including how it forms, what damage it can cause, and how we can protect ourselves from it.

Malala Yousafzai is the youngest person ever considered for the Nobel Peace Prize. She stood up to the Taliban and nearly paid with her life. She shares her amazing story in her own words and proves that one person, no matter her age, can change the world.

Robbery, gunfights, murder--outlaws ran rampant all across the Wild West! Readers will be introduced to some of the most famous robbers and outlaws of the Wild West in this enthralling, Spanish-translated nonfiction title. With vivid images, informational text, and incredible facts and stories about such well-known figures as Billy the Kid, Butch Cassidy, and Jesse James, readers will be engaged from cover to cover!

¡Skuiter ha desaparecido! Rápidamente se ponen todos a buscarlo hasta que descubren que... ¡ha ido al santuario! Dani, Evan, Bizcoché, Julián y Maribel viajan hasta el Jurásico para buscar a su amigo. ¿Estará en peligro? Pero cuando llegan, descubren que algo terrible sucede en el mundo secreto de los dinosaurios. Y la única forma de salvarlo es encontrar la cueva del T-Rex dorado.

Think you'd like to be a fire fighter? Learn about the special equipment fire fighters use, their role in community safety, and their lives at the station. This book features a comprehensive timeline of the history of firefighting from its origins in ancient Rome through firefighting practices of today plus vocabulary related to fire fighters and fire safety.