Mujeres en las ciencias (Women in Science)

As a land that’s constantly in flux, Earth sometimes reveals clues about the plants, animals, and other organisms that lived long ago. Fossils teach us much about what life was like millions of years ago, answering the questions of how Earth changed and maybe even why it changed. This essential Earth science topic is thoroughly explained through manageable text, fact boxes, informational charts and diagrams, and a glossary and index. Readers will become young Earth detectives by the time they’re through with this text!

Esta obra pretende desarrollar la comprension estrategica del jugador y asi permitirle mejores resultados.

Learn about some animals that are in danger of becoming extinct and what people are doing to Save the Animals.

YO PUEDO sacar fuerzas fue escrito específicamente para estudiantes, padres y educadores. La experiencia personal de Gabriella genera un enfoque enérgico que es simplemente mágico. ¿Alguna vez se te borra? No, nunca... Nunca me voy a acostumbrar a las malas palabras. Nunca me voy a acostumbrar a la maldad extrema. Siempre me voy a preguntar, “¿Qué están cuchicheando?” Seguiré fingiendo que no me importa. ¡Pero vaya que sí me importa! Conozca a Gabriella, una niña de tres años, que fue adoptada en Pakistán por una familia holandesa cuando la adopción intercultural era...

From Mexico to the tip of South America, Latin America features varied scenery, including deserts, grasslands, plains, and mountains. Some are extreme: The Andes is the world's longest mountain range, and the Atacama Desert has not had rain for over 400 years! Latin America's remarkable landscape is an essential factor in its surprisingly different climatic zones. This insightful volume offers a comprehensive tour of the many vibrant countries of this fascinating region, highlighting its most striking areas in vivid photographs. It is also an inviting exploration of geography, natural...