Los Artículos de la Confederación (Articles of Confederation)

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...

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.

Una guía completa de los dinosaurios fundamentales de Argentina y el sur del planeta, ilustrado y a todo color. Los dinosaurios más famosos de nuestro país, estrellas de la paleontología, ahora a tu alcance en este libro. Animate a descubrir todo sobre los animales que vivieron acá antes que nosotros.

Read Along or Enhanced eBook: Do you have something to celebrate? You can celebrate by making papel picado! Featuring vibrant step-by-step photo instructions, this Spanish-translated, nonfiction book helps introduce children to another culture through craft-making and designs.

Aunque los estudios de Bachillerato completan, en sí mismos, una etapa de formación, es indudable que en la mayoría de los casos son paso necesario hacia otros estudios de rango universitario. Este libro ha sido diseñado para abarcar esa doble finalidad. Por una parte busca ser un complemento de lo explicado en el libro de texto o en la clase; desea, por otra, ser una ayuda en ese tránsito intermedio entre el Bachillerato y los primeros cursos de Facultades y Escuelas Universitarias.

You can see shapes all around you when on a camping trip! Take a look at the 2-D shapes found at a campsite and in nature. Beginning readers will enjoy finding the circles, triangles, squares, and hexagons in this brightly illustrated Spanish book. With vibrant images and easy-to-read text, this full-color text uses a real-world example of a camping trip to teach math concepts. Beginning readers will develop their math and reading skills and be introduced to early STEM themes. The Math Talk section includes questions that will increase understanding of basic math and reading concepts and...