Viaje a través de la Vía Láctea (A Trip Through the Milky Way)

The idea of the Roaring '20s conjures up images of speakeasies, women with short, saucy hairdos, and hot jazz. Readers will learn about the historical events that define this decade, including the devastating war that preceded it. An explanation about project-based learning will help readers understand how it can help them research their topic in unique and interesting ways. Constructive suggestions offer ideas for projects, while encouraging readers to take their studies in new and interesting directions.

Crocodiles are the largest reptiles on Earth. They live in warm places. Crocodiles don’t sweat. They open their mouths to cool off, like a panting dog. And they don't sweat. Learn all about these amazing and scary-looking reptiles.

Provides information on the history, geography, society, industries, transportation, environment, and culture of Argentina, Chile, Paraguay, and Uruguay.

Un ensayo indispensable para orientarse, a partir de ideas claras e ilustradas, en la crisis política actual. «En estos dieciséis años», afirma en el prólogo su autor, «terminó por diluirse el clivaje democrático-autoritario para dar paso a una constelación de temas y problemáticas nuevas: progresismo, lucro, derechos sociales, feminismo, corrupción, abuso, dignidad, corrección política, entre muchas otras. Entre ellas, por supuesto, populismo. Este libro contribuye a una mejor comprensión de dicho concepto. No busca cerrar el debate sino más bien explorar sus posibilidades,...

Inka rulers led a huge empire with grand palaces. They had incredible riches. Artists made statues out of gold and silver. The Inka also made masterpieces out of grass. Their grass bridges crossed deep canyons. These engineering marvels let soldiers and messengers travel around the empire. Created in collaboration with the Smithsonian Institution, this Smithsonian Informational Text builds students' reading skills while engaging their curiosity about STEAM topics through real-world examples. It features a hands-on STEAM challenge that guides students through every step of the engineering...