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Mamíferos I 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.

Explains, in simple terms, the reasons for skin color, how it is determined by heredity, and how various environmental factors affect it.

Aircraft carriers are truly the fortresses of the sea! Students will get an inside–out view of these incredible floating cities, from how they are constructed to how they function as important parts of a country’s defense. Students also will learn about the various aircraft that are on board and the crew that keeps aircraft carriers in ship shape!

Teach students about American culture and the importance of celebrating the mosaic of American culture. This Spanish-translated book features primary source documents and images that keep students reading as they build their literacy skills and social studies content knowledge. Informational text features help students navigate the text.