El clima y el tiempo

This title covers the major drivers of the Latin American region’s economy, including exports of agricultural products, petroleum and minerals, and manufactured goods, along with the service and tourism industries. Despite recent improvements, the Latin American economy remains dependent on commodity exports to the West, presenting a challenge to the region’s long-term future. When used in the classroom, this resource provides readers with the tools they need to analyze concepts in economics and how they affect the countries of Latin America.

Este volumen contiene ideas para que te conviertas en un elegante reloj de pie, en una simpática calabaza de Halloween, en un barco transatlántico o en un apetitoso plato de espaguetis, entre otros muchos objetos cotidianos que pueden resultar disfraces muy originales. El libro contiene 12 propuestas distintas, explicadas ?paso a paso?, más algunas posibles variaciones. Asimismo, se incluyen trucos, consejos y plantillas que facilitan la realización de cada idea.

This Spanish-language series presents the complete range of math concepts and skills students are expected to master during the first grade. The series moves sequentially, from easiest to hardest concepts, with each book covering a different math topic. The first volume reviews the math concepts students learned in kindergarten. The next six books cover counting, adding and subtracting, tables and graphs, money, patterns, and measuring. The eighth volume is a summary of the math concepts students have studied throughout the year. Each book presents situations that show the relevance of math...

What do solar panels, waterproof clothing, and window coverings have in common? They are technologies that have been adapted based on studying butterflies! Learn what scientists have learned from butterflies with this Spanish book that will ignite a curiosity about STEAM topics through real-world examples. Created in collaboration with the Smithsonian Institution, this STEAM book features a hands-on STEAM challenge that is perfect for makerspaces and that guides students step-by-step through the engineering design process. Make STEAM career connections with career advice from actual...

Siempre está encima de nosotros y por eso parece que lo sabemos todo sobre él, pero el cielo encierra un tesoro escondido: el secreto del tiempo y el principio de todo. Mirar hacia arriba en busca de estrellas y planetas se convierte así en un viaje increíble en busca de los límites del Universo hasta llegar al Big Bang, la explosión que dio origen a todo. Su destello de luz ha llegado hasta nosotros como una voz del pasado. Escuchándola, descubriremos que estamos hechos del mismo material del que están hechas las estrellas, que nacen, brillan y mueren, como nosotros. En este...