La energa / Energy

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

Why did the Civil War begin? Which states were part of the Union and which were part of the Confederacy? Readers will learn the answers to these questions and more as they move through this fascinating nonfiction Spanish-translated book. The easy-to-read text, engaging facts, and vivid images and illustrations help highlight some of the aspects that led up to the Civil War including the slavery, the Underground Railroad, abolitionists, the Fugitive Slave Act, the Dred Scott Decision, and the Lincoln-Douglas debates. The accessible table of contents works in conjunction with the supportive...

A simple biography of the man who worked to win fairer treatment of the migrant farm workers in California in the 1960s and to establish the United Farm Workers union.

20 modelos de pruebas resueltas, que contemplan las exigencias de las diversas Comunidades Autónomas, para afrontar el examen PAU. Se incluyen consejos prácticos para resolver cada tipo de pregunta y CD con pruebas reales de las últimas convocatorias.