Los planetas (The Planets)

Black holes are neither holes nor black. They're invisible and packed with matter! Future astronomers will find out many more fascinating facts about these space phenomena with this intriguing book. Carefully crafted text encapsulates the most important information about black holes, such as how scientists locate them and their significance in a star's life cycle. Amazing photographs support critical concepts and inspire a true appreciation of the spectacles of space.

Reptiles y anfibios is one book in the Spanish-language Gran Atlas de la Ciencia series that covers today's most popular science topics, from digital TV to microchips to touchscreens and beyond. Perennial subjects in earth science, life science, and physical science are all explored in detail. Amazing graphics--more than 1,000 per title--combined with concise summaries help students understand complex subjects. Correlated to the science curriculum in grades 5-9, each title also contains a glossary with full definitions for vocabulary.

When President Thomas Jefferson bought the Louisiana Territory from cash-strapped France in 1803, he doubled the size of the United States without really knowing what he was getting. He dispatched Meriwether Lewis and William Clark and their Corps of Discovery to explore a territory that would include part or all of fifteen future states and to seek a water route to the West Coast. Westward expansion began immediately, all for the bargain price of 15 million dollars. This book richly explores this fascinating part of history.

En el diario de Kepa, un chico de Bilbao, el nombre de Sofía, una pija que va a su mismo instituto, aparece mucho más que otros nombres. Sofía es especial... pero, ¿se puede evitar que por el camino de este tipo de personas se crucen a veces seres despreciables? Una novela en la que se muestra la fuerza del amor en la superación de las dificultades.

Descubre todo lo que necesitas saber para manipular y programar bloques de comando. Encontrarás cientos de trucos y proyectos para dar forma a tus propios mapas personalizados y crear minijuegos: cómo mejorar tus armas con encantamientos, personalizar a los aldeanos, modifi car los atributos de distintas criaturas con valores de datos, crear un espectáculo pirotécnico o combinar bloques de comando para hacer programas. Un libro repleto de consejos de expertos, trucos prácticos y más de un centenar de pantallazos.