España, ayer y hoy + CD-ROM

From art and architecture to politics, philosophy, and mathematics, "western civilization" owes a great deal to the achievements of ancient Greece, but what do we really know about this long-gone civilization? How did geography influence the politics of the Greek city-states? What's the difference between an agora and an acropolis? This book takes readers several thousand years into the past, when independent city-states ruled the Mediterranean Sea, to find the answers. Full-color photographs and maps, accompanied by accessible text, introduce readers to the many contributions the ancient...

Teach students about the years of change and reform between World War I and World War II. With this Spanish-translated book, readers will learn about events such as the Harlem Renaissance, suffrage, the stock market crash on "Black Tuesday," and the Great Depression. Primary source documents and images, and other engaging features, aid students in understanding the social studies content.

Young children are natural problem-solvers and always looking for answers, especially when it involves interesting animals. This Spanish-language edition of Fast and Flightless provides young curious readers with striking visual clues and simply written hints. Using the photos and text, readers rely on visual literacy skills, reading, and reasoning as they solve the animal mystery. Clearly written facts give readers a deeper understanding of how the animal lives. Additional text features, including a glossary and an index, help students locate information and learn new words.

¿Cómo combate mi cuerpo los gérmenes? ¿Los peces se hunden o flotan? ¿Por qué explotan los globos? ¿Se te ocurren muchas preguntas curiosas? ¡Este libro está lleno de respuestas alucinantes! Sus divertidas ilustraciones y asombrosos datos exploran todo lo que tiene de magnífico, maravilloso y misterioso el mundo de las ciencias. Esta entretenida colección ofrece respuestas a las típicas preguntas que hacen los niños. ¿Cómo se forma un arcoíris? ¿Por qué flotan los barcos? ¿Para qué sirven los bigotes de un gato? Estas y cientos de preguntas más, con sus respuestas,...