Diario de un niño hoy día en China

Roam the North American wilderness with some of our continent's most fascinating canines. Stunning color photos capture these wild animals in their natural surroundings as the text describes each canine's habitat, physical features, and special abilities. Explore the social lives of these captivating creatures, their amazing survival techniques, reproduction, development, and interaction with humans. Discussions of threats to habitat and hunting promote environmental awareness in young readers.

Comic-strip character Gaturro and his friends Gaturrin, Agatha, and Emilio come to life in this colorful book that follows their adventures. Fun storylines and vivid drawings bring Gaturro and his gang to life.

Venerado y vilipendiado a un tiempo, Lobachevski se cierne imponente sobre la matemática del siglo XIX. Al igual que sucede a la mayoría de los mitos, el Lobachevski real está oculto por capas de negligencia y desconocimiento. Su fantástica obra, argumentaban muchos, no era otra cosa que herejía matemática, una senda falsa. Lobachevski es una personalidad abrumadora, un soñador empedernido, un hacedor de mundos imposibles pero reales. Lobachevski es, para muchos, una persona desconocida. Este libro cuenta la historia de un hombre sencillo, pero sagaz, obstinado y profundo desde el...

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.