Vivo cerca de un pantano (There's a Swamp in My Backyard!)

When the Louisiana Territory was added to the United States in 1803, it about doubled the size of the young nation. It took years to clarify its boundaries and explore every square mile. How this momentous purchase came to be and its implications on the future of the United States are explained in detail in this book. Uncomplicated maps and simple language help developing readers and those in need of review to understand the many changes in this land that started with its purchase in 1803.

Students will gain a deeper understanding of the Cold War by delving into major social studies topics in this project-based examination. The volume presents a series of broad questions touching on major themes in the social studies curriculum. Each question is accompanied by several paragraphs examining that question in the context of the Cold War, as well as a detailed project that prompts readers to think critically and present their findings or opinions in a particular format, such as a poster with side-by-side comparisons, a persuasive essay, or a class presentation.

A bilingual dictionary offers translations of more than twenty thousand words, examples of different uses in context, cultural information, warnings of false cognates, and explanations of the rules of Spanish grammar and common difficulties.

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.

¿Que no te lo crees? Pregúntaselo a SErgio. Él te está esperando aquí mismo. Sí, aquí. Dentro de este libro. Juntos descubriréis que se puede viajar sin salir de casa. Sin coche, sin equipaje. Sólo con la imaginación. No estaréis solos. En vuestro viaje os guiarán Clío, la musa de la Historia, y seis grandes sabios. Y juntos veréis la vida del mundo desde que es mundo. ¿Te imaginas? Imagínatelo. Abre pues este libro. Es como una ventana mágina, abierta a la memoria de los siglos. ¿Sientes ya en tu cara el viento del tiempo? ADELANTE, VEN.