Our Dynamic Earth Guía Didáctica

Families can be big or small, but all resemble each other in one aspect: they have a past and a present that, is also part of a broader history, that of a culture or race, or that of the world. The reader will see that family trees are used both by historians and everyday people who trace generations of relatives. Although family trees imply blood relations, the ties of love and friendship are often just as important.

Why did the Civil War begin? Which states were part of the Union and which were part of the Confederacy? Readers will learn the answers to these questions and more as they move through this fascinating nonfiction Spanish-translated title. The easy-to-read informational text, engaging facts, and vivid images and illustrations help highlight some of the aspects that led up to the Civil War, including slavery, the Underground Railroad, abolitionists, the Fugitive Slave Act, the Dred Scott Decision, and the Lincoln-Douglas debates. The accessible table of contents works in conjunction with the...

This book looks at natural structures such as plants, animal bodies, mountains, caves, rock formations, and icebergs, the materials from which they are made, and their colors, shapes, and textures. It shows structures made by animals, such as beehives and bird nests. This wonderful book with amazing photos will encourage young readers to notice colors and shapes in nature and how they relate to the purpose of structures.

Rompecabezas filosófico, thriller psicológico, innovadora mezcla de realismo y fantasía, apasionante aventura, éste es un libro que se resiste a ser etiquetado. Explosivo debut literario de Steven Hall, joven autor británico formado como artista visual, la novela se sitúa en la vanguardia más innovadora de las letras inglesas en la actualidad. Tras despertar gran expectación incluso antes de su publicación en inglés �los derechos se vendieron entonces a más de veinte editoriales de todo el mundo—, La memoria del tiburón ha suscitado la respuesta entusiasta de los críticos...