Dentro de los ecosistemas y los biomas (Inside Ecosystems and Biomes)

Read Along or Enhanced eBook: Take a journey into the wild world of reptiles and amphibians! Readers will learn about crocodiles, lizards, snakes, tortoises, and salamanders. Featuring a glossary, index, colorful images and charts, intriguing facts, and clear, informative text, readers will be sure to be enthralled as they move through this engaging, Spanish-translated book.

Take a journey into the wild world of reptiles and amphibians! Readers will learn about crocodiles, lizards, snakes, tortoises, and salamanders. Featuring a glossary, index, colorful images and charts, intriguing facts, and clear, informative text, readers will be sure to be enthralled as they move through this engaging, Spanish-translated book.

Did you know that most animals in the world don't have backbones? Learn more about invertebrates in this engaging, Spanish-translated nonfiction book. Readers will learn all about mollusks, arthropods, arachnids, and crustaceans while being stimulated from cover to cover with its detailed images and charts, intriguing facts, and informative text.

Un libro que iniciará en la literatura a los niños de un modo natural, ya que se han seleccionado poemas de entre los mejores escritores de la literatura española e hispanoamericana buscando los textos más alegres, musicales y fáciles de recitar y aprender y además van acompañados de ilustraciones a todo color.

The era of Anglo-American colonization, while brief, had a great impact on the development of Texas and the United States. Readers will discover what drew Anglo-American settlers to Texas, and what caused hostilities to rise between them and the Mexican Government. Frequent sidebars introduce readers to the key figures of this era.

¿Sabías que a lo largo de la historia han muerto más personas a causa de las epidemias que por culpa de las guerras y otros desastres? Algunos científicos, a veces arriesgando sus vidas, investigaron las causas de enfermedades como la peste, el cólera, el sida o el ébola. Muchos de ellos fueron objeto de burla, fueron ignorados, e incluso los despidieron de sus trabajos. Sin embargo siguieron intentando encajar las piezas del puzle de las epidemias. Y la primera pieza, la más importante, era el «paciente cero», la primera persona que hubiera contraído la enfermedad, porque así...

Severn Cullis-Suzuki was only twelve years old when he addressed the entire world: What are we doing to Earth, our home? How far can human greed go? Little Severn embarrassed the world leaders and asked them to be consistent, that their actions would reflect their words. An emotional speech, full of truths as simple as they are revealing, and even more relevant today than when it was delivered. This is a bilingual edition.