El dinero y el comercio en nuestro país: Read-Along eBook

In the last one hundred years, Earth’s average temperature has risen one full degree. That might not sound like much, but it affects Earth’s oceans, land, plants, and animals. Learn all about global warming, the carbon cycle, the greenhouse effect, and weather and climate with this Spanish science reader that brings the power of science and informational text to students at a level they can understand. This nonfiction book introduces students to new concepts, vocabulary terms, and STEM topics. With detailed images and fascinating sidebars, the leveled text supports students reading at...

Introduce students to the structure of the United States government. With this nonfiction Spanish-translated resource, readers will learn about the three branches of government, and the purpose of this separation of powers. Primary source images and supporting text engage readers and help them better understand the content.

Este hermoso e interesante libro, dirigido especialmente a los pequeños lectores entre seis y doce años, presenta el ciclo de vida completo de uno de los insectos más admirables de la naturaleza: la mariposa monarca. Aquí los niños podrán ver cómo la oruga abandona su huevo para fabricar la crisálida y cómo luego emerge transformada en una magnífica mariposa de hermosos colores. La metamorfosis es un proceso común a todas las mariposas. La mariposa monarca enfrenta, además, un gran desafío. Aquellas que nacen en invierno viajan hacia territorios más cálidos cubriendo con su...

The asteroid belt between Mars and Jupiter is an intriguing area of our solar system. Scientists have counted over 670,000 known asteroids there, but there could be millions more not yet found. Readers will discover much more about the asteroid belt in this highinterest book, which blends science and math. They'll read about several topics, such as space missions to the asteroid belt and the difference between an asteroid and a planet, and solve associated math problems-just like actual space scientists do!

Libros profusamente ilustrados, con bellas y expresivas imágenes a todo color y textos directos, claros y concisos que ayudan a los primeros lectores a comprender, amar y cuidar el mundo en que vivimos y que compartimos con nuestros semejantes. Este volumen pone al alcance de los más jóvenes los fenómenos climáticos, es decir, la combinación de diversas temperaturas, lluvia y sol que se van manifestando con relativa estabilidad una estación tras otra. Los científicos están muy preocupados por el calentamiento progresivo de la Tierra, porque tendrá consecuencias muy importantes para...

Apartments, houses, log cabins, and houseboats are all kinds of homes, though they can look vastly different. Around the world, families settle into homes that can look quite different than these, yet serve the same purpose: to shelter. This volume will capture readers' imaginations, allowing them to view various types of homes, including the yaodongs of China and Queenslanders of Australia. Beautiful photographs serve to illustrate both architectural and cultural concepts.