Our Little Heroes / Nuestros pequeños héroes

This guide gathers a selection of more than 500 species of vertebrate animals cataloged and arranged in colored illustration. It is an exhaustive and complete guide that provides precise information about each species, and that captures all the beauty and diversity of the vertebrate world in spectacular design and with enthralling visuals.

Dams change the landscape, providing reservoirs of freshwater and even producing electricity. Discover the engineering behind dams.

En esta novela para niños un monstruo caluroso se esconde dentro de un aparato de aire condicionado. Los transportistas llevan el aparato a la biblioteca pública con el monstruo dentro.

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...