Vivir en Marte

The Bill of Rights is one of the most important parts of the United States Constitution. Understanding this document is a vital part of understanding the rights we have as American citizens. This informative volume delves into each amendment of the Bill of Rights and looks at the important people and political decisions behind them. Graphic organizers, charts, and primary source documents supplement this already richly informational resource.

Con esta novedosa y sorprendente exploración sobre los piratas descubrirá las hazañas y la vida de éstos hombres: sus armas, aventuras, leyendas, lenguaje y tesoros perdidos. • Averiguará como era realmente la vida a bordo de un barco de piratas. • Podrá conocer a Barbanegra, Calico Jack, y toda una amplia galería de piratas. • Descubrirá como eran los barcos y banderas piratas y las armas que utilizaban, desde machetes hasta trabucos, granadas y mosquetones.

What were the pyramids for? Who lived in the Forbidden City? When was the World Wide Web invented? Find out in this bright and lively book. Simple text, stunning photographs, detailed illustrations and links to exciting recommended websites introduce young readers to the fascinating world of history.

Can you spot the shapes on a birdhouse? How many shapes can you find? Beginning readers will enjoy learning basic shapes including circles, triangles, squares, and hexagons with this brightly illustrated Spanish book. With simple, repetitive text, this full-color text uses real-world examples to teach basic 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 develop students' speaking and listening skills. Learning...