¿Qué Son Los Recursos? (What Are Resources?)

Willyrex y sTaXx sufren una repentina transformación de origen desconocido. Ahora se han vuelto pequeños y, por tanto, están indefensos: casi cualquier cosa supone un peligro para ellos. Tras el desconcierto inicial y un primer susto, viajarán hasta una gran ciudad y, camufl ados en el bolsillo de un famoso periodista, vivirán una aventura extraordinaria en la que tendrán que emplearse a fondo para salir con buen pie. ¿Serán capaces Willy y sTaXx de detener la amenaza a la que se enfrentan? ¿Lograrán recuperar su tamaño? ¡No te lo pierdas!

Esta es la historia de una familia griega que ve como cambia totalmente su vida con la llegada de la segunda guerra mundial.

This nonfiction Spanish book teaches students about energy, and introduces them to important scientific concepts and vocabulary terms like amplitude, frequency, infrasound, transverse waves, and supersonic. The intriguing images, detailed diagrams, and stimulating sidebars will keep students connected to the text. The fun lab activity provides a real-world learning experience that supports STEM instruction. Aligned to state and national standards, the leveled text supports differentiation. Keep students reading with this fascinating Spanish book.

Many desert animals around the world are in danger of becoming extinct. In this enlightening, Spanish-translated nonfiction title, readers will learn a few of the causes of extinction in the desert and what problems extinction causes for animals, wildlife, and humans alike. Through vibrant photos of beautiful animals and stunning facts in conjunction with informational text and useful charts and diagrams, readers will learn and understand concepts such as habit loss and learn ways that animal activists help to protect animals and their environments, as well as helpful tips to get involved in...