Las cadenas alimentarias en el desierto (Desert Food Chains)

Lightyear es la nueva película de Disney y Pixar sobre el origen de Buzz Lightyear, el héroe que inspiró el juguete. Se trata de una historia de ciencia ficción llena de acción y aventuras. Antes de que Buzz se convirtiera en el Guardián Espacial que todos conocemos, era un joven en una misión audaz y peligrosa. Viaja al infinito y más allá con esta novela que cuenta la historia de la película y contiene ocho páginas a color con datos sobre todos los personajes ¡y un póster!

Presents poetry by the editors and by poets from Puerto Rico, Mexico, and Argentina, along with traditional verse.

In this biographical book, young readers will learn about the brave life of Harriet Tubman. Readers will discover how Tubman bravely escaped from her life as a slave to cross the Mason-Dixon line into freedom and how she helped hundreds of other slaves into freedom through the Underground Railroad with the help of abolitionists. The vivid images, stunning facts, and supportive text work in conjunction with the helpful glossary, index, and timeline of Tubman's life to give readers an engaging experience as they move from cover to cover. This book has been translated into Spanish.

The need for speed is the motivating factor in this engaging, Spanish book. Readers learn the history of travel from the very slow to the supersonic and beyond, including everything in between. They learn and discover the factors that influence motion for all types of vehicles: land, air, and water alike. They also learn different ways to measure speed and read about energy uses for different vehicles. With greater speed comes greater risk. Readers learn how engineers are always seeking new and better ways to keep people safe as they travel faster and go farther. This 6-Pack includes six...