Ondas sonoras y la comunicación (Sound Waves and Communication)

¿Cómo funcionan juntas las palancas, los martillos y las cuerdas de un piano para hacer música? ¿Cómo afectan su sonido el tamaño y la forma de la campana de una trompeta? Encuentre las respuestas a estas preguntas, y más, con este libro de STEAM que despertará la curiosidad sobre los temas de STEAM a través de ejemplos del mundo real. Creado en colaboración con la Institución Smithsonian, presenta un desafío STEAM práctico que es perfecto para los espacios de creación y que guía a los estudiantes paso a paso a través del proceso de diseño de ingeniería. Establezca...

Young readers will learn the ways that César Chávez fought to protect the rights and lives of migrant workers in this inspiring Spanish-translated biography that gives history behind protests and developments of unions that Chávez led. Vivid images and an interesting timeline of Chávez's life work in conjunction with supportive text and a helpful glossary, table of contents, and index to engage readers from cover to cover.

Read Along or Enhanced eBook: Learn about the different places that people call home--from apartments to cottages and castles to farmhouses. With bright, vivid photos and easy-to-read informational text, this Spanish-translated nonfiction title introduces readers to different cultures' definitions of "home."

Most of the Earth's changes happen over millions of years, but earthquakes can force significant changes to the land in just a few moments. Readers will learn the science of plate tectonics and its role in the development of earthquakes around the globe. They will also learn that not all rocks are created equal. In fact, rocks are all different ages! This Spanish-translated book concludes with images of the damage and destruction that earthquakes can cause.