Conservación de la masa (Conservation of Mass)

Light can travel faster than anything else in the universe. But what exactly is light, and where does it come from? This nonfiction Spanish book teaches students all about light, and introduces them to important scientific concepts and vocabulary terms like infrared, ultraviolet, photos, and visible spectrum. 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....

16 vidas extraordinarias de personas que luchan cada día por proteger el medioambiente. 16 cuentos para los pequeños héroes que salvaran nuestro planeta. ¿Qué tienen en común las estrellas de Hollywood Emma Watson y Leonardo DiCaprio con Pierre Rabbi, considerado el Gandhi de la agroecología, el estilistaTiziano Guardini o la ganadora del Premio Nobel Wangari Maathai? Todos ellos muestran su compromiso activo para salvaguardar el medioambiente y promueven un estilo de vida ecosostenible. Además, forman parte de esta antología verde con la que descubrirás 16 biografías, 16...

This book makes learning about the concept of opposites fun, as readers discover recognizable examples of objects that are hot and cold! Using colorful photographs that connect to simple text, alongside exciting and recognizable sight words, young readers will enjoy learning about hot and cold things, while also building confidence in their reading skills. This book also includes a page for caregivers and teachers that suggests guiding questions to help aid in reading comprehension.

Intermediate. In 1985, elite mountaineers Joe Simpson and Simon Yates set out on a spectacular adventure: climbing to the highest peak of the Peruvian Andes. Would their years of planning pay off? From the reader series Aprende Español Con..., which features stories based on modern films and television series, carefully adapted for Spanish language students. Includes an Audio CD of the text, supplementary materials for teachers, and before and after activities for students.

En estas memorias ficticias asistimos como testigos a una vida entregada a la danza y participamos de las experiencias más íntimas, preciosistas y dolorosas de su protagonista. Con el telón de fondo de la ciudad del Neva, sus palacios, teatros y avenidas, se suceden sus reflexiones sobre la ambición y la competitividad, la fama y el sacrificio, el abandono del país de origen por motivos profesionales y culturales, las relaciones personales truncadas por una profesión absorbente, el placer y el deseo y, sobre todo, ese tema innombrable para las mujeres: la decadencia del cuerpo por el...