Proyectos reales para explorar la Primera Guerra Mundial y los años 20 (Real-World Projects to Explore World War I and the Roaring ’20s)

When we look up at the night sky you can see millions of stars, but what do you think we could see in space if we left Earth? If we could hop into a special ship and blast off, traveling billions of miles away from Earth, we’d see the Milky Way galaxy. In this book, readers take an incredible journey through that galaxy, exploring the universe and learning how it was formed and what will one day happen to these enormous groups of stars. From mysterious dark matter to the black holes at the center of galaxies, readers will also dive into the mysteries of the universe scientists have spent...

Encourage students to earn money for themselves with the examples in this Spanish-translated book! Young readers will learn the basic concepts they will need to make choices about spending or saving money they have earned. Engaging, primary source documents and images keep children reading as they build their literacy skills and social studies content knowledge.

What would happen if a Tyrannosaurus rex and a velociraptor met each other? What if they had a fight? Who do you think would win? Este lector de no-ficción compara y contrasta dos feroces dinosaurios. Los pequeños aprenderán sobre la anatomía, el comportamiento y más de ambos dinosaurios. Este libro está lleno de fotos, gráficos, ilustraciones y datos increíbles.This nonfiction reader compares and contrasts two ferocious dinosaurs. Kids learn about the dinos' anatomies, behaviors, and more. The book is packed with photos, charts, illustrations, and amazing facts.

Bruno Rodríguez y Eyal Weintraub, cofundadores de la agrupación ambiental Jóvenes por el clima, parte del movimiento Fridays for Future creado por Greta Thunberg, comparten su visión sobre la crisis climática y analizan el rol vital de la juventud en la construcción de un nuevo paradigma que permita imaginar un futuro distinto en el planeta. En el año 2019, los jóvenes Bruno Rodriguez y Eyal Weintraub, recién salidos del colegio secundario, observaron lo que la huelga de Greta Thunberg en Suecia estaba generando a nivel global y entendieron que había que poner manos a la obra. La...

People have been sending mail for a long time. But how they do it has changed a lot! Read about the history of mail as you learn to collect data. This Spanish math book combines math and reading skills and uses real-life examples of problem solving to teach subject-area content. The dynamic images, detailed sidebars, practice problems, and math diagrams make learning data measurement easy and fun. Text features include a table of contents, a glossary, an index, and captions to build vocabulary and increase understanding of math and reading concepts. An in-depth problem-solving section...