Exploración espacial

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.

Insectos 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.

Universo 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.

Luna deberá prepararse para la Competencia Intercontinental de Patinaje junto con sus amigos del Jam & Roller. Pero, para cumplir sus sueños, tendrá que resolver problemas escolares, sentimientos complicados y algunos malos entendidos... Luna está más confundida que nunca, dividida entre la escuela y la pista, entre Simón y Matteo. ¿Logrará escuchar a su corazón, pasar el año y triunfar en la competencia?

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.

Un manual ilustrado que presenta la ciencia como un juego divertido en 26 experimentos de física y química con los que saciar la curiosidad del pequeño lector. Desde la comprobación de la presión atmosférica hasta la fabricación de un periscopio casero.

Evangeline era una niña cuando su padre la dejó a cargo de las Hermanas Franciscanas de la Perpetua Adoración, en el Convento de St. Rose, cerca de Nueva York. Ahora, con veintitrés años, el descubrimiento de una carta de 1943 la sumerge en una historia secreta que se remonta a miles de años: el antiguo conflicto entre la Sociedad de los Angelólogos y los Nefilim, descendientes de la unión de los ángeles y los hombres, unas criaturas de monstruosa belleza. Los Nefilim, que han ido perdiendo lentamente su poder y grandeza de antaño, ansían descubrir los secretos que esconde esta...