Dora, la hija del Sol

Este libro trata de facilitar dos aspectos: A-La labor docente del profesor, adaptando el contenido al cuestionario oficial, estructurando los temas y la materia ya que se facilita el desarrollo de esquemas, contenidos e incluyendo ejercicios resueltos, introduciendo los contenidos prácticos en el momento adecuado, relacionando el material de laboratorio utilizado para una mejor programación de las prácticas, limitando la exposición a mínimos razonables, ampliando la materia cuando de manipulaciones se trata, utilizando un lenguaje sencillo y directo y cuidando que las determinaciones,...

Learn about the many things humans can do to get warm when they are too cold. Created in collaboration with the Smithsonian Institution, this STEAM book will ignite a curiosity about STEAM topics through real-world examples. It 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 Smithsonian employees working in STEAM fields. Perfect for English language learners, this Spanish book builds 1st grade students’ early literacy skills.

The United States grew rapidly from the time of the Louisiana Purchase to the building of the Transcontinental Railroad. All of this expansion came at the expense of Native American populations that had either lived in the region for centuries or been forced there from ancestral homes in the East. Tribes memorably fought on their own and together in an doomed effort to retain the land and a lifestyle that had long sustained their families. This book outlines some of the major conflicts of the Westward Expansion, and of the treaties and were signed, and often broken, by representatives of the...

When election season starts, the race is on! But what do campaigns, candidates, polls, and the Electoral College have to do with voting for our nation's leaders? Using engaging, age-appropriate language and colorful photos, readers decipher the complex electoral process and learn how to get involved in the next election. Fully translated Spanish text.