Escalar y saltar (Climbing and Diving)

The need for speed is the motivating factor in this engaging, Spanish book. Readers learn the history of travel from the very slow to the supersonic and beyond, including everything in between. They learn and discover the factors that influence motion for all types of vehicles: land, air, and water alike. They also learn different ways to measure speed and read about energy uses for different vehicles. With greater speed comes greater risk. Readers learn how engineers are always seeking new and better ways to keep people safe as they travel faster and go farther. This 6-Pack includes six...

Readers won't have to disassemble their favorite toys to discover what makes them work. This book explores electric, magnetic, and motion-powered toys from design to function. It introduces readers to the six simple machines and explains how they use force and motion to do work. Not every toy is a technological marvel. Readers learn about time-honored favorites including the rocking horse, Slinky, and rattles.

Where is your brain exactly? What does it do? Use your brain to read this engaging, Spanish-translated title and learn all about it!

La vida en el reventón es una obra tan diferente y original que su lectura es en sí misma una fiesta llena de diversión sobre el ambiente ''antro''. Trixia Valle, una reconocida escritora, especialista y publirrelacionista internacional, tiene el toque para lograr que incluso los temas más serios, como el alcohol, las drogas, las relaciones pre-matrimoniales, el materialismo, los desórdenes alimenticios, etc., mantengan el mismo tono ameno y gracioso.

From war and death to school and gender equality, the Sociedad series discusses many serious issues in a way that can be easily understood by children. Although many of the situations and examples are specific to Mexico, these books can be applied to a general readership, particularly one of Hispanic origin. Reflecting on modern sciences, particularly biotechnology—from its limitations to its advances—this perceptive study answers many questions concerning cloning and genetically modified organisms, such as Why do scientists work in these arenas? What are the benefits of this technology?...

Why is it dark at night? What causes earthquakes? This attractive one-volume encyclopedia is a good starting point for young learners. Through highly detailed illustrations, photographs, and age-appropriate text, this book answers many questions children have about the world around them. Text copyright 2004 Lectorum Publications, Inc.

Una mujer que intenta olvidar un amor llega a La Hague, un pueblo de la Normandía francesa, donde podrá reconciliarse con su vida gracias a Lambert, un hombre obsesionado con la inexplicable muerte de sus padres y su hermano Théo en un naufragio, cuando las luces del faro se apagaron una noche sin aviso. En La Hague todos afirman que Théo ha muerto, pero Lambert está convencido de que aún vive.